Text Box: ParseText Box: Parse
WORLDS LONGEST CAVES   Compiled by: Bob Gulden - MAY 1, 2022
CAVES WITH TOTAL LENGTH OF 10000+ METERS (6.241 miles, 32810 feet)
Send updates and corrections to caverbob@aol.com
The NSS Geo2 Long & Deep Caves Web Site is at http://www.caverbob.com           Copyright 2022 NSS Geo2, Bob Gulden NSS#13188L,F,CM
Do not ask for cave locations, I will not give them out.
TYPE: CT=CHALK & TUFA & Laterite , C=CONGLOMERATE, G=GYPSUM, L=LAVA, Q=SANDSTONE & QUARTZITE, S=SALT, T=TALUS, BOULDER & GRANITE, UW=UNDERWATER
 
      LENGTH DEPTH    
TYPE RANK CAVE NAME COUNTRY STATE COUNTY MILES METERS FEET METERS SOURCE DATE
- 1 Mammoth Cave System   (N.P.) U.S.A. Kentucky Ed./Hart/Bar. 420.000 675924.48 0.0 0.00 CRF / CKKC  +/-5 MILES 10/21
UW 2 Sistema Sac Actun (Nohoch Nah Chich, Aktun Hu)     (Underwater+Dry) Mexico Quintana Roo Tulum 234.071 376700.00 391.0 119.18 QRSS Long Caves List 1/22
- 3 Jewel Cave    (N.M.) U.S.A. South Dakota Custer 212.430 341872.94 832.1 253.62 Dan Austin e-mail 4/22
UW 4 Sistema Ox Bel Ha           (Underwater)     Mexico Quintana Roo Tulum 197.621 318040.00 188.0 57.30 QRSS Long Caves List 07/19
- 5 Suiyang Shuanghe Dongqun China Guizhou Suiyang 193.557 311500.00 2181.8 665.00 Zhi Quin FB 3/22
G 6 Optymistychna    (Optimisticheskaja)       Ukraine Ternopil Borshchiv 164.400 264576.15 49.0 15.00 Marc Ohms FB 3/22
- 7 Wind Cave     (N.P.) U.S.A. South Dakota Custer 161.700 260230.92 636.0 193.85 Macrc Ohms FB 3/22
- 8 Lechuguilla Cave   (C.C.N.P.) U.S.A. New Mexico Eddy 150.400 242045.33 1588.6 484.20 Hazel Barton e-mail 01/20
- 9 The Clearwater System (Gua Air Jernih)   Malaysia Sarawak Mulu 147.915 238046.00 1165.0 355.10 Hugh St.Lawrence e-mail 01/20
- 10 Fisher Ridge Cave System U.S.A. Kentucky Hart 131.800 212111.53 14.4 4.40 Ronnie Harrison e-mail 10/21
- 11 Hoelloch Switzerland Schwyz Muotatal 129.245 208000.00 3389.1 1033.00 List of Swiss Long k& Deep Caves 3/22
- 12 Sistema del Alto Tejuelo Spain Cantabria Porracolina 110.774 178274.00 2053.8 626.00 Jose Luis Membrado e-mail 4/22
- 13 Siebenhengste-hohgant Hoehlensystem Switzerland Bern Eriz/Beat./Ha. 102.216 164500.00 4396.3 1340.00 List of Swiss Long k& Deep Caves 3/22
- 14 Schönberg-Höhlensystem Austria Totes Gebirge Stmk/OÖ 95.136 153107.00 3481.0 1061.00 https://hoehle.org/laengste-tiefste 1/22
- 15 Sistema del Mortillano Spain Cantabria Porra de Mortillano 91.031 146500.00 3116.8 950.00 Jose Luis Membrado e-mail 10/21
G 16 Ozerna   (Priest's Grotto)                          . Ukraine Ternopil Borshchiv 87.296 140490.00 115.0 35.00 Vyacheslav Apostolyuk 09/17
- 17 Schwarzmooskogel-Höhlensystem Austria Totes Gebirge Steiermark 84.365 135772.00 3690.9 1125.00 https://hoehle.org/laengste-tiefste 1/22
- 18 Bullita Cave System (Burke's Back Yard) Australia Northern Territory Gregory N.P. 74.813 120400.00 75.5 23.00 Mark Sefton (Cave Exploration Group of South Australia) 09/16
- 19 Reseau Felix Trombe / Henne-Morte France Haute-Garonne Coume Ouarnede 72.825 117200.00 3294.0 1004.00 Wikipedia 10/18
- 20 Sistema del Gandara Spain Cantabria Porracolina 72.539 116740.00 2670.6 814.00 Jose Luis Membrado e-mail 09/19
- 21 Toca da Boa Vista Brazil Bahia Campo Formoso 70.836 114000.00 164.0 50.00 As Maiores Cavernas Do Basil  01/20
- 22 Hirlatzhöhle Austria Dachstein Oberösterreich 70.557 113550.00 5118.1 1560.00 https://hoehle.org/laengste-tiefste 1/22
- 23 Marosakabe System Madagascar Mahajaanga Soalala 70.227 113019.00 0.0 0.00 Olivier Testa e-mail 01/21
- 24 Systeme de Ojo Guarena Spain Burgos Merindad de Sotoscueva 68.351 110000.00 633.2 193.00 http://www.grupoedelweiss.com/ 09/16
UW 25 Sistema K'oox Baal  - Sistema Tux Kupaxa     (Underwater+Dry) Mexico Quintana Roo Tulum 64.063 103100.00 112.9 34.40 QRSS Long Caves List 07/19
- 26 Sistema Huautla Mexico Oaxaca Huautla de Ji. 62.137 100000.00 5118.1 1560.00 Tommy Shifflett & Bill Steele FB 4/22
- 27 Sistema Purificacion Mexico Tamaulipas Villa Hidalgo 60.539 97428.00 3126.6 953.00  Peter Sprouse FB 3/22
G 28 Zolushka                             . Ukraine / Moldova Briceni/Cernivci Nowoselyzja 57.216 92080.00 98.0 54.00 Igor Teleshman e-mail 09/19
- 29 Sima del Hayal de Ponata-Rebollar II (SI-44,SI-57,SR-7) Spain Araba/Bizkaia/Burgos Sierra Salvada/Gorobel M. 55.923 90000.00 1361.5 415.00 Jose Luis Membrado e-mail 08/20
- 30 Gouffre de la Pierre Saint Martin - gouffre des Partages France / Spain Pyrenees-Atlantiques Pierre Saint Martin 53.823 86620.00 4619.4 1408.00 Jose Luis Membrado e-mail 1/22
- 31 Three Counties System United Kingdom England Northern Dales 53.823 86619.00 830.1 253.00 Wookey e-mail 10/17
- 32 Barenschacht Switzerland Bern Beatenberg 53.454 86026.00 3211.9 979.00 Rolf Siegenthaler e-mail 3/1
- 33 Complesso del Monte Canin Italy Friuli Venezia Giulia Chiusafoete 52.071 83800.00 3668.0 1118.00 Francesco Serafin e-mail 05/20
- 34 Great Savannah Cave System U.S.A. West Virginia Greenbrier 50.366 81056.99 587.9 179.20 Dave Socky FB 3/22
- 35 Friars Hole Cave System U.S.A. West Virginia Green./Pocoho. 50.060 80563.38 613.0 186.84 Ryan Maurer FB 1/22
- 36 Sistema Cheve (Cuicateco) Mexico Oaxaca Cuicatlan 47.681 76735.00 5042.7 1537.00 Bill Stone e-mail 10/21
- 37 Complesso del Monte Corchia (Fighiera,Farol.)- Su Palu Italy Toscana Alpi Apuane 47.224 76000.00 3894.4 1187.00 Guido Baroncni Turricchia e-mail 07/17
- 38 Bulmer Caverns ( Castle Keep - Gormenghast) New Zealand South Island Mt Owen 46.178 74316.00 2477.0 755.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 39 Cova des Pas de Vallgornera      Spain Balearics Llucmajor 46.132 74242.00 68.9 21.00 Jose Luis Membrado e-mail 08/16
- 40 Binkley's Cave System U.S.A. Indiana Harrison 45.023 72457.49 140.0 42.67 Gary Roberson e-mail 11/20
- 41 Hellhole System U.S.A. West Virginia Pendleton 43.600 70167.40 737.0 224.64 GVKS 02/20
- 42 Ogof Draenen United Kingdom Wales Monmouthshire 43.496 70000.00 495.4 151.00 www.ukcaves.co.uk/all-longest 01/16
- 43 Complesso della Valle del Nose Italy Lombardia Pian del Tivano 42.432 68288.00 1870.1 570.00 Andrea Maconi e-mail 01/21
- 44 Fort Stanton Cave U.S.A. New Mexico Lincoln 42.390 68220.01 441.0 134.42 Lee H.Skinner e-mail 9/21
- 45 San Wang Dong China Chongqing Wulong 42.145 67825.00 1125.3 343.00 Descent 231 05/16
- 46 Botovskaya Russia Lrkutsk Sredne 42.096 67747.00 131.2 40.00 Alexander Osinzev e-mail 02/15
- 47 Dachstein-Mammuthöhle Austria Dachstein Oberösterreich 42.067 67701.00 3960.0 1207.00 https://hoehle.org/laengste-tiefste 1/22
- 48 Sistema de los Cuatro (4) Valles  Spain Cantabria Solorzano 41.893 67420.00 357.6 109.00 Jose Luis Membrado e-mail 09/19
- 49 Reseau de l'Alpe France Isere / Savoie Chartreuse 41.801 67272.00 2149.0 655.00 Jose Luis Membrado e-mail 01/16
L 50 Kazumura Cave                     (Lava Tube) U.S.A. Hawaii Hawaii 40.700 65500.00 3613.8 1101.50 HSS Newsletter N9P7 06/16
- 51 Double Bopper Cave U.S.A. Arizona Coconino 40.600 65339.00 618.0 188.37 Shane McCurdy e-mail 03/19
- 52 Grotte de Saint-Marcel France Ardeche Bas-Vivarais 40.078 64500.00 764.4 233.00 Philippe Brunrt e-mail 5/21
- 53 Blue Spring Cave                U.S.A. Tennessee White 40.000 64373.76 307.0 93.57 Jason Riichards e-mail 10/16
- 54 Carlsbad Cavern   (C.C.N.P.) U.S.A. New Mexico Eddy 39.500 63569.09 1035.0 315.47 Vidio on liine 12/19
- 55 Organ Cave System U.S.A. West Virginia Greenbrier 38.452 61882.50 486.0 148.13 WVASS Database 05/16
- 56 Arresteliako ziloa(Souffleur de Larrandaburu) France Pyre. Atlantiques/Navarra Pierre Saint Martin 37.868 60943.00 2740.0 835.00 http://arsip.free.fr/ 09/16
- 57 Ogof Ffynnon Ddu United Kingdom Wales Powys 37.682 60644.00 1015.4 309.50    
UW 58 Sistema Xunaan Ha     (Underwater+Dry) Mexico Quintana Roo Tulum 37.559 60445.00 110.9 33.80 QRSS Long Caves List 07/19
- 59 Cueva del Valle (Red Del Silencio) Spain Cantabria Vizcaya 37.421 60223.00 1565.0 477.00 www.federacionaragonesaespeleologia.com/ 05/16
- 60 Lamprechtsofen Austria Leoganger Steinberge Salzburg 37.282 60000.00 5666.0 1727.00 https://hoehle.org/laengste-tiefste 1/22
C  61 Bol'shaja Oreshnaja            (Conglomerate) Russia Russia Kransnojarsk 36.040 58000.00 787.4 240.00 International Caver 2000 P78 06/17
- 62 Kap-Kutan/Promezhutochnaja Turkmenistan Turkistan Gissarsko-Ala. 35.418 57000.00 1017.1 310.00 RSIC 06/17
UW 63 Wakulla-Leon Sinks Cave System           U.S.A. Florida Leon/Wakulla 35.220 56681.10 350.0 106.68 Casey McKinlay e-mail 03/20
- 64 Sistema de Atxuriaga (Complex) Spain Bizkaia Galdames 34.797 56000.00 1791.3 546.00 Jose Luis Membrado e-mail 08/20
- 65 Whigpistle System U.S.A. Kentucky Edmonson 34.620 55715.49 314.0 95.71 2009 NSS/ICS Kerrville Texas 07/16
- 66 Jamski sustav Crnopac Croatia Juzni Velebit Crnopac 34.499 55520.00 2716.5 828.00 Aida Barisic 11/21
- 67 Systeme du Granier France Isere / Savoie Chartreuse 34.379 55327.00 1850.4 564.00 d'Eric Sibert 02/15
- 68 Mamo Kananda Papua New Guinea Southern Highland Muller Range 34.051 54800.00 1732.3 528.00 Atlas Des Grandes Cavites Mondia. 06/17
- 69 Gr. Caverna de Palmarito Cuba Pinar del Rio S. de Vinales 33.554 54000.00 0.0 0.00 Info CREI 2001 N10 06/17
G 70 Mlynkyi                 . Ukraine Ternopil Chortkiv 32.885 52923.00 66.0 20.00 cavemlynky@gmail.com  01/19
- 71 Teng Long Dong China Hubei Lichuan 32.808 52800.00 0.0 0.00 www.hongmeigui.net/deepandlong.php 07/16
- 72 Benarat Caverns System  (lubang Benerat)  Malaysia Sarawak Mulu 31.484 50669.00 380.6 116.00 Mulu Caves Project 08/19
UW 73 Sistema Pool Tunich  (Under Water + Dry) Mexico Quintana Roo Tulum 31.318 50401.00 78.7 24.00 QRSS Long Caves List 07/19
- 74 Reseau de la Dent de Crolles France Isere Chartreuse 31.131 50101.00 2208.0 673.00 Jean-Yves Bigot 01/16
- 75 Pestera Vantului Romania Bihor Mtii Padurea Craiului 31.069 50000.00 557.7 170.00 Liviu Valenas e-mail 10/19
- 76 Crevice Cave U.S.A. Missouri Perry 31.000 49889.66 190.0 57.91 Alex Litsch FB 11/21
- 77 Sistema Itxina'pe Sarea Spain Bizkaia Gorbea 30.540 49150.00 0.0 0.00 Jose Luis Membrado e-mail 10/18
- 78 Sistema de Anielarra  (Anialarra) Spain Nafarroa Larra 30.429 48970.00 2798.6 853.00 Jose Luis Membrado e-mail 1/22
UW 79 Sistema Toh Ha   (Underwater) Mexico Quintana Roo Tulum 29.668 47746.00 42.0 12.80 QRSS Long Caves List 07/19
- 80 Scott Hollow Cave U.S.A. West Virginia Monroe 29.500 47475.65 571.0 174.04 WVASS Spring Meeting 05/16
- 81 Omega System U.S.A. Virginia Wise 29.430 47362.99 1263.0 384.96 Mike Ficco e-mail 06/16
  82 Sistema Garra de Jaguar (Jaguar Claw) Mexico Quintana Roo Tulum 29.259 47088.00 0.0 0.00 QRSS Long Caves List 07/19
L 83 Delissea Cave System U.S.A. Hawaii Hawaii 29.210 47008.94 3610.0 1100.33 Peter Bosted e-mail 02/20
- 84 Memorial Day Cave U.S.A. West Virginia Pendleton 29.030 46719.26 579.2 176.54 GVKS 12/20
- 85 Santo Tomas (gran caverna de) Cuba Pinar del Rio S. de Quemadas 28.583 46000.00 0.0 0.00 The NSS News V57N10P300 10/99
- 86 Gamslöcher-Kolowrat-Höhlensystem Austria Untersberg Salzburg 28.316 45570.00 3763.1 1147.00 https://hoehle.org/laengste-tiefste 1/22
- 87 Sistema Aranonera (Sima S1-S2)(Tendenera connected) Spain Huesca Pirineos 28.115 45246.00 4425.9 1349.00 Jose Luis Membrado e-mail 10/16
- 88 Grotte de la Diau France Haute Savoie Parmelan 27.962 45000.00 2296.6 700.00 Bertrand Hauser 02/15
- 89 Kolkbläser-Monsterhöhle-System Austria Steinernes Meer Salzburg 27.643 44487.00 2332.7 711.00 https://hoehle.org/laengste-tiefste 1/22
- 90 Cumberland Caverns                (Saltpeter) U.S.A. Tennessee Warren 27.616 44443.64 200.0 60.96 Charles Cole 03/92
- 91 Frauenmauer-Langstein-Höhlensystem Austria Hochschwab Steiermark 27.402 44099.00 2076.8 633.00 https://hoehle.org/laengste-tiefste 1/22
C  92 Migovec (Vrtnarija) System (M-16) Slovenia Primorska zaledje Tolminke 27.084 43588.00 3189.0 972.00 Marko Erker e-mail 04/20
- 93 Demanovsky jaskynny system      Slovakia Nizke Tatry Demanovske vrchy 26.741 43036.00 643.0 196.00 Pavel Herich e-mail 2/21
- 94 Trou qui souffle France Isere Vercors 26.657 42900.00 2198.2 670.00 Descent 243 P32 04/17
- 95 Er Wang Dong China Chongqing Wulong 26.184 42139.00 1446.9 441.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_gro.php?op=deve 08/16
- 96 Tham Khoun Dori - Houay Sai System Cave Laos Khammouane Ban Na 26.145 42077.00 853.0 260.00 Charles Ghommidh e-mail 01/16
L 97 Kipuka Kanohina Cave (Kula Kai Caverns)  U.S.A. Hawaii Hawaii 26.104 42010.00 944.9 288.00 Kanohina Data Manager - Tomislav Gracanin e-mail 06/19
- 98 Scialet de les Nuits Blanches - Superieur du clos d'Aspres France Isere Vercors 26.098 42000.00 3497.0 1066.00 Xavier Robert e-mail 04/19
- 99 Eisriesenwelt Austria Tennengebirge Salzburg 26.098 42000.00 1450.1 442.00 https://hoehle.org/laengste-tiefste 1/22
- 100 Reseau des Chuats France Drome Vercors 26.098 42000.00 0.0 0.00 Xavier Robert e-mail 04/19
- 101 Gouffre de Padirac France Lot Causse de Gramat 25.476 41000.00 853.0 260.00 http://www.gouffre-de-padirac.com/index.htm 06/16
- 102 Cueva del Tecolote Mexico Tamaulipas Villa Hidalgo 25.150 40475.00 1391.1 424.00 Mark Minton e-mail 05/16
- 103 Sistema de las Fuentes de Escuain (Badalona B15-B1) Spain Huesca Escuain 24.970 40186.00 3776.2 1151.00 Jose Luis Membrado e-mail 4/22
- 104 Sloans Valley Cave System U.S.A. Kentucky Pulaski 24.640 39654.24 240.0 73.15 The International Caver N19P23 05/97
- 105 Moore Cave System  (Berome & Tom) U.S.A. Missouri Perry 24.380 39235.38 136.0 41.45 Chad McCain FB 11/21
- 106 System Amaterskej a Punkevni Jesky. Czech Rep. Moravia Ostrov 24.324 39146.00 1630.6 497.00 Libor Faitl e-mail 01/16
- 107 Silberensystem (Schwyzerschacht) Switzerland Schwyz Muotatal 24.323 39144.00 2914.7 888.40 List of Swiss Long k& Deep Caves 3/22
UW 108 Sistema Zapote - Camilo                  Mexico Quintana Roo Tulum 24.236 39004.00 91.9 28.00 QRSS Long Caves List 07/19
- 109 Chiquibul Cave System (Cebaba & Actun Tunkul) Belize Mt Junea West Chiquibul 24.233 39000.00 524.9 160.00 Tom Miller e-mail 01/16
- 110 Xanadu Cave System U.S.A. Tennessee Fentress 24.062 38724.04 227.0 69.19 Tenn.Cave Survey 02/15
- 111 Jiangzhou Dongxuexitong China Guangxi Fengshan 23.923 38500.00 492.1 150.00 www.hongmeigui.net/deepandlong.php 04/17
- 112 Nettlebed Cave System  (Blizzard Pot top entrance,Stormy Pot) New Zealand South Island Mt Arthur 23.769 38252.00 3851.7 1174.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 113 Sistema de Pan de Azucar Cuba Pinar del Rio S.del Rosario 23.612 38000.00 0.0 0.00 The NSS News V57N10P300 10/99
- 114 Sistema Cuetzalan - Atepolihuit Mexico Puebla Curtzalan 23.411 37676.00 2158.8 658.00 Mark Minton e-mail 06/16
- 115 Grotte de la Luire France Drome Vercors 23.341 37563.00 1794.6 547.00 The International Caver #24 P36 06/17
- 116 Sistema Cueto-Coventosa-Cubera-Garma Bucebrón-Corzo Spain Cantabria Porracolina 23.151 37258.00 2719.8 829.00 Jose Luis Membrado e-mail 01/21
- 117 The Hole (Boggs Cave) U.S.A. West Virginia Greenbrier 23.003 37019.74 225.0 68.58 Bill Balfour 09/91
- 118 Sistemul Humpleu-Poienita Romania Cluj Mtii Bihor  22.742 36600.00 1030.2 314.00 Victor Ursu e-mal 01/16
- 119 Coral Cave System U.S.A. Kentucky Pulaski 22.560 36306.80 340.0 103.63 Lee Florea e-mail 2/15
- 120 Sugar Run Cave System U.S.A. Virginia Giles 22.550 36291.00 718.0 218.85 VSS 02/15
- 121 Complesso dei Piani Eterni Italy Veneto Dolomiti BL 22.469 36160.00 3451.4 1052.00 Francesco Sauro e-mail 10/20
- 122 Lost River Cave System U.S.A. Indiana Orange 22.200 35727.44 94.0 28.65 Long cave list for Indiana, Indiana Cave Survey 03/17
- 123 Lilburn Cave  (N.P.) U.S.A. California Tulare 22.170 35679.00 508.0 154.84 Jed Mosenfelder e-mail 01/19
- 124 Tantalhöhle Austria Hagengebirge Salzburg 22.071 35520.00 1427.2 435.00 https://hoehle.org/laengste-tiefste 1/22
- 125 Chestnut Ridge Cave System U.S.A. Virginia Bath 22.063 35507.00 813.6 248.00 BCCS 10/19
- 126 Complesso di Piaggia Bella Italy Piemonte Marguareis 22.059 35500.00 3152.9 961.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 127 Xia, Qikeng, Lanmu Shu, Miao Keng, Xiaogu Chi. Dongba Dong China Chongqing Wulong 22.046 35479.00 3346.0 1020.00 http://hongmeigui.net/deepandlong.php?stat+long 08/16
- 128 Cueva la Vallina (VT.100) Spain Cantabria Arredondo 21.938 35305.00 646.3 197.00 Jose Luis Membrado e-mail 01/21
- 129 Cueva de Udias Spain Cantabria - 21.870 35196.00 0.0 0.00 Jose Luis Membrado e-mail 11/21
- 130 Complesso della Carcaraia (Abisso Saragato) Italy Toscana Alpi Apuane 21.748 35000.00 3690.9 1125.00 Speleologia N68P102-103  07/17
- 131 Reseau Andre Lachambre (grotte d'Embulla) France Pyrenees-Orientales Conflent 21.748 35000.00 242.8 74.00 D'apres Christophe Levillain 06/17
- 132 Toca da Barriguda Brazil Bahia - 21.748 35000.00 200.1 61.00 As Maiores Cavernas Do Basil  01/20
- 133 Mesacny tien  Slovakia Vysoke Tatry Javorinska Siroka 21.744 34994.00 1479.7 451.00 Branislav šmida 2/21
- 134 Greenlink - Middle Earth  System New Zealand South Island Takaka Hill 21.687 34902.00 1276.2 389.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 135 Sistema Azpilicueta-Coteron-Renada (Sistema de la Vega) Spain Cantabria Ruesga 21.613 34783.00 1112.2 339.00 Jose Luis Membrado e-mail 7/21
- 136 Mawandong China Guizhou Zhengan 21.535 34657.00 1820.9 555.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_gro.php?op=deve 2/15
- 137 Atea Kananda Papua New Guinea Southern Highland Muller Range 21.437 34500.00 1148.3 350.00 The British Caver V94-95 06/17
- 138 Sistema de la Pena de Mediodia Spain Huesca Pirineos 21.356 34369.00 2959.3 902.00 Jose Luis Membrado e-mail 1/22
- 139 Majaguas-Cantera (sis.caverna.) Cuba Pinar del Rio S.de San Carlo 21.127 34000.00 0.0 0.00 The International Caver 06/17
- 140 Hidden River System (Hicks Cave) U.S.A. Kentucky Hart 21.100 33957.16 160.0 48.77 Carbide Caver V7I10P111 10/98
- 141 Culverson Creek Cave System U.S.A. West Virginia Greenbrier 20.928 33680.35 329.0 100.28 WVASS Database 06/16
- 142 Blue Spring Cave U.S.A. Indiana Lawrence 20.900 33635.29 140.0 42.67 Long cave list for Indiana, Indiana Cave Survey 03/17
UW 143 Sistema Nohoch Kai    Mexico Quintana Roo Tulum 20.819 33505.00 85.0 25.90 QRSS Long Caves List 07/19
- 144 Ellis Basin System (Tomo Thyme, Exhaleair, & Exhalibur) New Zealand South Island Mt Arthur 20.754 33400.00 3366.1 1026.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 145 Reseau du Verneau France Doubs Deservillers 20.692 33300.00 1269.7 387.00 Jean-Yves Bigot 01/16
- 146 Honey Creek Cave U.S.A. Texas Comal 20.689 33295.00 124.3 37.90 Texas Speleological Survey via Jerry Atkinson e-mail 1/22
- 147 Sistema Lecherines Spain Huesca Macizo de Aspe 20.530 33040.00 3310.4 1009.00 Jose Luis Membrado e-mail 01/21
- 148 Ogof Agen Allwedd United Kingdom Wales Powys, Monmouthshire 20.381 32800.00 524.9 160.00    
- 149 Carroll Cave U.S.A. Missouri Camden 20.310 32686.00 224.0 68.28 Bob Lerch e-mail 03/19
G 150 Reseau des Grottes aux Fees Switzerland Vallorbe Vaud 20.292 32657.00 744.8 227.00 List of Swiss Long k& Deep Caves 3/22
- 151 Terikan System (Rising, East, West) Malaysia Sarawak Mulu 20.239 32572.00 0.0 0.00 Mulu Caves Project 08/19
- 152 Cueva de los Chorros Spain Albacete Riopar 20.195 32500.00 426.5 130.00 Clasificacion Por Desnivel 07/16
- 153 Gap Cave System (Cudjo's)   (C.G.N.H.P.) U.S.A. Virginia Lee 19.884 32000.00 491.0 149.66 Bob Gulden (CRF) 04/19
- 154 Puerto Princesa Subterranean River (St.Pauls Underground River Cave) Philippines Palawan Island Palawan 19.884 32000.00 328.1 100.00 Wikipedia 08/16
- 155 Gouffre Berger - Gouffre de la Fromagere France Isere Vercors 19.753 31790.00 4341.0 1323.00 Caver Tim 10/18
- 156 Kihaje Xontjoa Mexico Oaxaca Cerro Rabon P. 19.494 31373.00 4012.5 1223.00 http://www.amcs-pubs.org/longanddeep.html 06/16
- 157 Grotta di Monte Cucco Italy Umbria Monte Cucco 19.449 31300.00 3047.9 929.00 Class.del.g.piu lunghe/profon.d'Italia 06/17
- 158 Systeme Prerouge - Litorne France Savoie Bauges 19.444 31292.00 1666.7 508.00    01/16
- 159 Krem Liat Prah/Um IM/Labbit M /RUBONG India Meghalaya Jaintia Hills 19.436 31279.00 0.0 0.00 Descent N275P15 08/20
- 160 Klarahöhle Austria Sengsengebirge Oberösterreich 19.316 31086.00 1581.4 482.00 https://hoehle.org/laengste-tiefste 1/22
- 161 Verborgene Höhle  Austria Totes Gebirge Oberösterreich 19.235 30956.00 1197.5 365.00 https://hoehle.org/laengste-tiefste 1/22
- 162 Jamski sustav Kita Gacesina - Drazenova puhaljka Croatia - - 19.209 30914.00 - - Aida Barisic 10/21
- 163 Berger-Platteneck Hoehlesystem Austria Salzburg Tennengebirge 18.887 30396.00 4235.6 1291.00 https://hoehle.org/laengste-tiefste 1/22
- 164 Trou du Garde / Creux de la Cavale France Savoie Les Deserts 18.765 30200.00 1066.3 325.00 Jean-Yves Bigot 01/16
- 165 Szepvolgyi System (Pal-volgy Cave) Hungary Budapest - 18.703 30100.00 403.5 123.00 International Journal of Speleology 44(2) 05/16
- 166 Reseau de Coufin-Chevaline France Isere Vercors 18.541 29839.00 1348.4 411.00 Jean-Yves Bigot 01/16
- 167 Complesso del Releccio Alfredo Bini (W Le Donne) Italy Lombardia Grigna. Settentrionale 18.393 29600.00 4307.7 1313.00 Andrea Maconi e-mail 10/21
- 168 Tham Nam Non System Laos Khammouane Thakhek 18.330 29500.00 0.0 0.00 Caves of Malaysia 08/19
- 169 Bettenhohle Switzerland Obwalden Kerns 18.321 29484.00 2637.8 804.00 http://ch.speleo.info 01/16
- 170 Butler-Sinking Creek System U.S.A. Virginia Bath 18.060 29064.75 644.3 196.38 Tont Canike email 09/16
- 171 Windy Mouth (Wind) Cave U.S.A. West Virginia Greenbrier 18.060 29064.75 200.0 60.96 Nick Sockiy FB 12/21
- 172 Sistema Illaminako (BU.56 - A.60) Spain Navarra Larra 17.928 28853.00 4396.3 1340.00 Jose Luis Membrado e-mail 11/21
- 173 Ötscherhöhlensystem Austria Ötscher Niederösterreich 17.776 28608.00 2171.9 662.00 https://hoehle.org/laengste-tiefste 1/22
- 174 Sistema de Tepepa (Ehecatl+Niebla) Mexico Puebla - 17.709 28500.00 3175.9 968.00 Desent 209 09/16
- 175 Grießkar-Höhlensystem (Platten- und Elferkogleschacht) Austria Totes Gebirge Stmk/OÖ 17.608 28338.00 2339.2 713.00 https://hoehle.org/laengste-tiefste 1/22
UW 176 Sistema Caterpillar      Mexico Quintana Roo Felipe Carrillo Puerto 17.556 28253.00 88.9 27.10 QRSS Long Caves List 07/19
- 177 Reseau de Francheville France Cote-d'Or Francheville 17.523 28200.00 488.8 149.00 Jean-Yves Bigot 01/16
  178 Fitton (Beauty) Cave U.S.A. Arkansas Newton 17.500 28163.52 89.9 95.40 Scott House e-mail 2/4
- 179 Jägerbrunntrog-Höhlensystem Austria Hagengebirge Salzburg 17.415 28026.00 3536.7 1078.00 https://hoehle.org/laengste-tiefste 1/22
- 180 V5 Sistemul Varasoaia (V5-V24) Romania Bihor Mtii Bihor  17.398 28000.00 2142.4 653.00 Alex Pologea e-mal 06/20
- 181 Ogof Daren Cilau System United Kingdom Wales Powys, Monmouthshire 17.398 28000.00 761.2 232.00 www.ukcaves.co.uk/all-longest 01/16
- 182 Old Homestead Cave Australia Western Australia Nullarbor Plain 17.398 28000.00 0.0 0.00 International Caver No.7 06/17
- 183 Thornhill Cave System U.S.A. Kentucky Breckenridge 17.232 27732.22 0.0 0.00 Arron Reed Louisville Grotto e-mail 01/16
- 184 Coldwater Cave U.S.A. Iowa Winneshiek 17.005 27366.89 80.0 24.38 Larry Welch e-mail 07/16
- 185 Glenwood Cave U.S.A. Iowa ? 17.005 27366.89 0.0 0.00 NSS Cave Files 10/16
- 186 Kingsdale Master Cave System United Kingdom England North Yorkshire 16.777 27000.00 541.3 165.00 www.ukcaves.co.uk/all-longest 01/16
- 187 Green Cathedral/Turtle Cave System Malaysia Sarawak Gunung Buda 16.759 26971.00 997.4 304.00 NSS News V62N8P225 08/16
- 188 Reseau de Lachambre - Estacio Vella France Pyrenees-Orientales Conflent 16.653 26800.00 0.0 0.00 C.Martorell e-mail 5/21
UW 189 Sistema Sand Crack   (Underwater) Mexico Quintana Roo Tulum 16.619 26746.00 58.1 17.70 QRSS Long Caves List 07/19
- 190 Reseau de Fuilla - Canalettes France Pyrenees-Orientales Conflent 16.466 26500.00 0.0 0.00 C.Martorell e-mail 5/21
- 191 Sistema Tibia-Fresca Spain Cantabria Porracolina 16.404 26400.00 1663.4 507.00 Jose Luis Membrado e-mail 11/21
- 192 Bigfoot Cave U.S.A. California Siskiyou 16.250 26151.84 1205.0 367.28 Scott Linn e-mail 10/16
- 193 Powell's Cave System U.S.A. Texas Menard 16.246 26145.50 79.0 24.08 Texas Speleological Survey via Jerry Atkinson e-mail 10/21
- 194 Reseau de Bunant France Haute Savoie Parmelan 16.235 26128.00 1187.7 362.00 Jean-Yves Bigot 1/22
- 195 Kuchlberg-Höhlensystem Austria Tennengebirge Salzburg 16.229 26118.00 2529.5 771.00 https://hoehle.org/laengste-tiefste 1/22
- 196 Baradla barlang-Domica jaskyna     ?? Slovakia / Hungary Slovak / Aggtelek Karst Kecovo - Josvafo 16.196 26065.00 380.6 116.00 P.Bella - P.Gruber e-mail 02/15
- 197 Gran Sistema Cavernaio de Fuentes Cuba Pinae del Rio Sierra de Mesa 16.156 26000.00 0.0 0.00 The International Caver #8 06/17
- 198 Perdidos (sis.cavernario de los) Cuba Pinar del Rio S. del Roario 16.156 26000.00 0.0 0.00 Speleolgia 05/17
- 199 Rumbling Falls Cave. U.S.A. Tennessee Van Buren 16.091 25895.95 474.0 144.48 Marion O.Smith per TCS 02/15
- 200 Reseau Jean Bernard France Haute Savoie Haute-Giffre 15.852 25512.00 5256.0 1625.00 web 1/22
- 201 Mystery Cave System U.S.A. Missouri Perry 15.842 25495.23 150.0 45.72 M.S.S. Walsh 02/15
UW 202 Sistema Nohoch Pek - Muk K'in   (Underwater) Mexico Quintana Roo Tulum 15.806 25437.00 61.0 18.60 QRSS Long Caves List 07/19
Q 203 Krem Puri   (Sandstone) India Meghalaya Khasi Hills 15.731 25317.00 98.4 30.00 Descent N275P15 08/20
- 204 Tjoarvekrajgge Norway Nordland Sorfold 15.638 25167.00 1630.6 497.00 Torstein Finnesand e-mail 08/16
- 205 Fern Cave                           (597) U.S.A. Alabama Jackson 15.630 25154.05 536.0 163.37 Fern Cave Project 06/17
- 206 Mountain Eye Cave System          (Saltpeter) U.S.A. Tennessee Fentress 15.587 25084.84 280.0 85.34 Tenn. Cave Survey 03/87
- 207 Sistema Buso della Rana / Pisarela Italy Veneto Faedo-Casaron 15.555 25033.00 738.2 225.00 Class.del.g.piu lunghe/profon.d'Italia 06/17
- 208 Vishevsky - Boylok (Boybuloq) Uzbekistan Uzbekistan Gissaro-Alay 15.534 25000.00 4642.0 2033.00 Vladimir Dolgly 9/21
- 209 Torca del Regato Calero Spain Cantabria - 15.534 25000.00 1148.3 350.00 Jose Luis Membrado e-mail 08/20
- 210 Complejo de Orbaneja del Castillo Spain Burgos               15.534 25000.00 0.0 0.00 Jose Luis Membrado e-mail 01/21
G 211 Krasnaya (Kyzyl-Toba) (Qizil Qoba) Ukraine Crimea - 15.180 24430.00 656.2 200.00 Inced O. e-mail 06/18
- 212 Gouffre Lonne-Peyret (Reseau des Arres Planeres) France Pyrenees-Atlantiques Pierre Saint Martin 15.125 24341.00 2648.0 807.00 Jean-Yves Bigot 01/16
- 213 Nunley Mtn.Cave System (Maria Angela Grotto) U.S.A. Tennessee Grundy 15.080 24268.91 350.0 106.68 David Parr per TCS 02/15
L 214 Hualalai Ranch Cave                U.S.A. Hawaii Hawaii 15.048 24217.00 1449.1 441.70 Doug Medville e-mail 03/16
- 215 DÖF-Sonnenleiter-Höhlensystem Austria Totes Gebirge Steiermark 15.020 24172.00 3582.7 1092.00 https://hoehle.org/laengste-tiefste 1/22
- 216 Cave Creek Cave System U.S.A. Kentucky Pulaski 15.010 24156.25 170.0 51.82 COG Squeaks 05/16
- 217 Groaning Cave U.S.A. Colorado Garfield 15.000 24140.16 149.0 45.42 Derek Bristol e-mail 08/16
- 218 Foglepole Cave U.S.A. Illinois Monroe 15.000 24140.16 0.0 0.00 NSS News V56N4P114 04/98
- 219 Postojnska jama Slovenia Notranjska Postojnski kras 14.987 24120.00 377.3 115.00 http://www.postojnska-jama.eu/en/news/2015/postojna-cave-extended-by-3-5-kilometres/ 04/17
- 220 Almberg-Höhlensystem Austria Totes Gebirge Steiermark 14.968 24088.00 990.8 302.00 https://hoehle.org/laengste-tiefste 1/22
- 221 Illyuzia-Mezhonnogo-Snezhnaya Georgia Abkhazia West Caucasus 14.963 24080.00 5774.3 1760.00 Web 1/22
- 222 Clearwell Caves (Part Mine) United Kingdom England Gloucestershire 14.913 24000.00 351.0 107.00 www.ukcaves.co.uk/all-longest 01/16
- 223 Torca de la Vaca - Wild Mare Spain Cantabria Entrambasaguas 14.859 23914.00 219.8 67.00 Juan Corrin e-mail 01/21
- 224 Benedicts (Persinger) Cave U.S.A. West Virginia Greenbrier 14.850 23898.76 254.0 77.42 WVASS Database 06/16
- 225 Sistema Soconusco Mexico Chiapas - 14.823 23856.00 1683.1 513.00 Taco van Leperen via Mark Minton e-mail 01/16
- 226 Akkado Japan Iwate - 14.726 23700.00 0.0 0.00 - 05/16
- 227 Stratenska jaskyna - Psie diery     ?? Slovakia Spissko-gemersky Slovensky raj 14.708 23670.00 636.5 194.00 www.drienka.host.sk/najdlhsie.php 01/16
- 228 jaskinia Wielka Sniezna Poland Czerwone Wierchy Malolaczniak 14.677 23620.00 2703.4 824.00 Polish Caving 2005-2009 06/16
- 229 Big Horn - Horsethief Cave System U.S.A. Wyoming / Montana Bighorn 14.615 23520.56 171.0 52.12 Even Gehring e-mail 02/15
- 230 Cueva Guerta Spain Asturias Pena Biguere 14.474 23294.00 0.0 0.00 Jose Luis Membrado e-mail 01/21
- 231 Systeme de Foussoubie France Ardeche Bas-Vivarais 14.457 23266.00 452.8 138.00 Jean-Yves Bigot 01/16
- 232 Cueva del Soplao Spain Cantabria Sierra de Arnero 14.449 23253.00 0.0 0.00 Jose Luis Membrado e-mail 10/19
- 233 Cueva Coyolat Mexico Puebla Tlacotepec 14.292 23000.00 2034.1 620.00 Gustavo e-mail AMCS#29 05/16
- 234 Complesso Fiume-Vento Italy Marche Frasassi 14.292 23000.00 803.8 245.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 235 Mini - Martin Cave - Exit Cave Australia Tasmania Ida Bay 14.292 23000.00 721.8 220.00 Sherry Juneo 06/17
- 236 Cuevas de Bellamar Cuba Matanzas - 14.292 23000.00 0.0 0.00 http://www.ecured.cu/index.php/Cuevas_de_Bellamar 10/16
- 237 Sistema de Cubija (North Vega System) Spain Cantabria Matienzo 14.222 22888.00 482.3 147.00 Juan Corrin e-mail 06/19
- 238 Rimstone River Cave U.S.A. Missouri Perry 14.200 22852.68 140.0 42.67 M.S.S. Walsh 02/15
- 239 Systeme Biolles - Squelettes - Crolleurs France Savoie Margeriaz 14.155 22781.00 1939.0 591.00 Jean-Yves Bigot 01/16
- 240 Bone - Norman Cave System U.S.A. West Virginia Greenbrier 14.118 22720.72 186.0 56.69 Bill Douty e-mail 12/97
- 241 Conjunto Sao Mateus/Imbira Brazil Goias Sao Domingos 14.062 22630.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
G 242 Kryshtaleva (Kristal'naja)      . Ukraine Ternopil Borshchiv 14.049 22610.00 66.0 20.00 cavemlynky@gmail.com  09/17
- 243 Riesending-Schachthohle Germany Bavaria Untersgberg Mtns. 14.043 22600.00 3769.7 1149.00 Thomas Matthalm e-mail 02/15
- 244 Grotta della Bigonda Italy Trentino A.A. Alt.di Asingo 14.043 22600.00 1476.4 450.00 Class.del.g.piu lunghe/profon.d'Italia 06/17
- 245 Burgunderschacht Austria Totes Gebirge Steiermark 14.036 22588.00 2782.2 848.00 https://hoehle.org/laengste-tiefste 1/22
- 246 Grotte d'Arphidia France Pyrenees-Atlantiques Pierre Saint Martin 14.027 22575.00 2336.0 712.00 Jean-Yves Bigot 01/16
- 247 Jenolan System Australia NSW - 13.983 22503.00 347.8 106.00 Mark Sefton e-mail 07/16
- 248 Pleasant Ridge Cave U.S.A. Tennessee Cannon 13.950 22450.35 340.0 103.63 Hal Love FB 3/22
- 249 Baishui Dong China Guizhou Jiang Kou 13.950 22450.00 0.0 0.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_rcdev50.php? 08/16
- 250 Interessante Höhle Austria Hagengebirge Salzburg 13.929 22416.00 2096.5 639.00 https://hoehle.org/laengste-tiefste 1/22
- 251 Gouffre Nebele France Pyrenees-Atlantiques Aquitaine 13.813 22230.00 754.6 230.00 Jean-Yves Bigot 01/16
UW 252 Sistema Ponderosa (Under Water & Dry) Mexico Quintana Roo Tulum 13.774 22167.00 93.2 28.40 QRSS Long Caves List 07/19
- 253 Pestera din Piriul Hodobanei   Romania Alba Mtii Bihor  13.758 22142.00 593.8 181.00 Victor Ursu info  09/16
- 254 Abisso Bueno Fonteno Italy Lombardia Fonteno 13.670 22000.00 0.0 0.00 Speleologia N68P102-103  06/16
- 255 Sistema del Hoyon de Saco(Sistema del Hoyo Grande) Spain Cantabria Porracolina 13.546 21800.00 1738.8 530.00 Clasificacion Por Desnivel 07/16
- 256 Krem Tyngheng/Diengjem India Meghalaya Jaintia Hills 13.530 21775.00 0.0 0.00 Descent 243 P33 04/17
- 257 Sistema del Rio Encantado Puerto Rico - Florida,Ciales,Manati 13.527 21770.00 1128.6 344.00 Mark Minton e-mail 06/16
- 258 Krem KotSati/Um Lawan India Meghalaya Jaintia Hills 13.378 21530.00 705.4 215.00 Indian Sub Coninent Longest/Deepest Limestone Caves 3/13 03/16
- 259 Labyrinthhöhle im Eisernen Bergl Austria Warscheneck Oberösterreich 13.350 21484.00 2431.1 741.00 https://hoehle.org/laengste-tiefste 1/22
- 260 Big Bat Cave U.S.A. Kentucky Breckenridge 13.250 21323.81 0.0 0.00 Steve Gentry e-mail 06/16
- 261 Castleguard Cave Canada Alberta Rocky Mountain 13.091 21068.00 1259.8 384.00 Pat Shaw e-mail 2/22
- 262 Jaskyna Mrtvych netopierov     ?? Slovakia Nizke Tatry Dumbier 13.075 21042.00 1063.0 324.00 www.drienka.host.sk/najdlhsie.php 01/99
- 263 Tham Pha Soung System   (Tham Hay) Laos Khammouane Ban Phondou 13.056 21012.00 232.9 71.00 Liviu Valenas e-mail 04/19
- 264 Abisso Paolo Roversi Italy Toscana Alpi Apuane 13.049 21000.00 4461.9 1360.00 web 1/22
- 265 Gaping Gill System United Kingdom England Northern Dales 13.049 21000.00 629.9 192.00 www.ukcaves.co.uk/all-longest 5/21
- 266 Perte de Massar France Aveyron Causse de Limogne 13.049 21000.00 393.7 120.00 Claude Milhas 01/16
L 267 Emesine Cave (1881 System)         U.S.A. Hawaii Hawaii 12.890 20744.40 1433.1 436.80 Don Coons e-mail 03/16
- 268 Cloud Cave - Cobra Cave - Bridge System Malaysia Sarawak Mulu 12.820 20632.00 1082.7 330.00 Mulu Caves Project 08/19
- 269 Mystery Cave System U.S.A. Minnesota Fillmore 12.790 20583.51 101.0 30.78 Minnesota Speleology 08/87
- 270 Ahnenschacht Austria Totes Gebirge Oberösterreich 12.778 20564.00 1748.7 533.00 https://hoehle.org/laengste-tiefste 1/22
- 271 Pielklieng-Sielkan Pouk river cave India Meghalaya Jaintia Hills 12.752 20522.00 0.0 0.00 Descent N275P15 05/17
- 272 Selminum Tem Papua New Guinea Western Prov. Hindenburg Rng 12.738 20500.00 449.5 137.00 B.C.R.A. Bulletin 05/17
- 273 Pestera Topolnita (Sistemul Topolnita-Epuran) Romania Mehedinti Podisul Mehedinti 12.738 20500.00 416.7 127.00 International Caver #11 06/17
- 274 Anvil Cave                           (279) U.S.A. Alabama Morgan 12.667 20385.56 51.0 15.54 Alabama Cave Survey 04/80
- 275 Gradys (Mammoth River) Cave System U.S.A. Kentucky Hart 12.600 20277.73 120.0 36.58 Carbide Caver V7I9P111 10/98
- 276 Sistemul Ciur - Ponor - Toplita de Rosia Romania Bihor Mtii Padurea Craiului 12.521 20150.00 748.0 228.00 Victor Ursu e-mal 01/16
- 277 Grotte d'En Gorner France Pyrenees-Orientales Conflent 12.490 20100.00 0.0 0.00 C.Martorell e-mail 5/21
- 278 Cave system of Crnelsko brezno  Slovenia Julian Alps Rombonski Podi 12.468 20066.00 4570.2 1393.00 Peter Svete e-mail 03/20
- 279 Aven Noir France Aveyron Grands Causses 12.427 20000.00 351.0 107.00 info FFS 01/16
- 280 Reseau Fanges - Paradet France Pyrenees-Orientales Fenouilledes 12.280 19763.00 990.8 302.00 Bernard Ournie e-mail 5/21
- 281 Dry Cave U.S.A. New Mexico Eddy 12.222 19669.40 279.0 85.04 Stan Allison via Pete 03/16
- 282 SchrattenHoehle Switzerland Obwalden Kerns 12.207 19645.00 1879.9 573.00 http://ch.speleo.info 06/16
- 283 Ellisons Cave U.S.A. Georgia Walker 12.127 19516.51 1063.0 324.00 Georgia Underground V24N1 03/87
- 284 Lingshandong China Guizhou Zhengan 11.993 19301.00 1591.2 485.00 Long Caves in China by Erin Lynch 01/16
- 285 Torca de los Corrales del Trillo (Sistema Pena del Trillo-La Tramasquera) Spain Cantabria / Burgos - 11.992 19300.00 1430.4 436.00 Clasificacion Por Desnivel 07/16
- 286 Wit Tamdoun Morocco Agadir Immouzer 11.886 19128.00 0.0 0.00 Caves & Caving I84 Sum99
- 287 Sistema del Faro-Isla de Mona Puerto Rico Isla de Mona Mayaguez 11.868 19100.00 118.1 36.00 Marc Ohms e-mail 04/17
- 288 Grotte de Neuvon France Cote-d'Or Plom.-les-Dij. 11.868 19100.00 114.8 35.00 Spelunca #56 06/17
- 289 Feihu Dong China Hunan Longshan 11.806 19000.00 1115.5 340.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_gro.php?op=deve 2/15
- 290 Rede Toneyo Spain Asturias Macizo del Cornion 11.787 18970.00 2014.4 614.00 List of Spains Longest & Deepest (WWW) 04/98
- 291 Hang khe Rhy Vietnam Quang Binh Phong Nha-Ke Bang 11.756 18920.00 393.7 120.00 Peter MacNab e-mail 07/16
UW 292 Cathedral-Falmouth System        U.S.A. Florida Suwannee 11.740 18893.70 429.1 130.80 Andrew Pitkin e-mail 1/22
- 293 Cueva del Hoyo Salcedillo Spain Cantabria Porracolina 11.682 18800.00 1745.4 532.00 Jose Luis Membrado e-mail 02/15
- 294 Russell Cave   (N.M.)        (169) U.S.A. Alabama Jackson 11.605 18675.71 405.8 123.70 Jason Richards   11/17
- 295 Wells Cave U.S.A. Kentucky Pulaski 11.496 18501.02 0.0 0.00 NSS News V57N10P308 10/99
L 296 Cueva del Viento-cueva del Sobrado  Spain Canarias Island Tenerife Is. 11.495 18500.00 1837.3 560.00 Jose Luis Membrado e-mail  02/22
- 297 Complesso Mutera - Fantozzi Italy Piemonte Ormea 11.435 18403.00 0.0 0.00 Speleologia N68P102-103  06/16
- 298 ARGO Cave System Canada     11.434 18401.00 1332.0 406.00 Pat Shaw e-mail 2/22
- 299 Rhar Bou Ma'za (Tafna River Cave) Algeria Tilimsen Tilimsen Range 11.433 18400.00 0.0 0.00 Atlas - Great Caves of the World 06/17
UW 300 Beacon Woods - Waynes World System (School Sink)               U.S.A. Florida Pasco 11.364 18288.59 160.0 48.77 Die langsten Unterwasserhohlensysteme der welt, Oliver Knab 06/16
- 301 Krem UmTHLOO-SYNRANG Labbit India Meghalaya Jaintia Hills 11.330 18234.00 616.8 188.00 Descent N275P15 03/16
- 302 Luweng Jaran System Indonesia Java Timur Pacitan 11.309 18200.00 393.7 120.00 Caves of Malaysia 08/19
- 303 Duhlata (D(a)(ou)hklata) Bulgaria - Pernik 11.309 18200.00 229.7 70.00 Caves of Bulgaria 07/16
Q 304 Cueva del Saman Venezuela Edo Zulia Fundo las Pis. 11.309 18200.00 0.0 0.00 Franco Urbani 06/17
- 305 Pestera de la Izvorul Tausoare Romania Bistrita-Nasaud Mtii Rodnei  11.251 18107.00 1512.5 461.00 Victor Ursu e-mal 01/16
- 306 Ambatoharanana Madagascar Ambilobe Ankarana 11.247 18100.00 - - Atlas - Great Caves of the world 06/17
- 307 Cueva de Mairuelegorreta Spain Araba Gorbea 11.239 18088.00 0.0 0.00 Jose Luis Membrado e-mail 08/18
- 308 Woising-Höhlensystem Austria Totes Gebirge Stmk/OÖ 11.223 18062.00 2181.8 665.00 https://hoehle.org/laengste-tiefste 1/22
- 309 Crumps Spring Cave U.S.A. Kentucky Hart 11.200 18025.00 140.0 42.67 Ronnie Harrison e-mail 03/19
- 310 Grotte de Gournier France Isere Vercors 11.185 18000.00 2231.0 680.00 The International Caver #21P41 06/17
- 311 Goochland - Poplar Cave Complex U.S.A. Kentucky Rockcastle 11.180 17992.47 0.0 0.00 Kentucky Speleo-Fest Guidebook 06/16
- 312 Stefanova Slovakia Nizke Tatry Demanovske vrchy 11.173 17981.00 423.2 129.00 Pavel Herich e-mail 2/21
- 313 Sistema sima GESM - sima de la Luna Spain Malaga Tolox 11.147 17940.00 3602.4 1098.00 Jose Luis Membrado e-mail 3/22
Q 314 Charles Brewer Cave System   (Quartzite) Venezuela Bolivar Churi Tepui 11.060 17800.00 361.0 110.00 Venezuelan tepuis-their caves and biota 02/18
- 315 Peak/Speedwell System (part mine) United Kingdom England Derbyshire 11.029 17750.00 813.6 248.00 www.ukcaves.co.uk/all-longest 01/16
- 316 Tanne aux Cochons - Tanne Froide France Savoie margeriaz 10.995 17694.00 2700.0 823.00 Jean-Yves Bigot 01/16
- 317 Chu Yan (Xiniu) Dong China Guizhou An Long 10.936 17600.00 1164.7 355.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_rcdev50.php? 06/17
- 318 Sistema de Partacua Spain Huesca Pirineos 10.829 17427.00 2706.7 825.00 Jose Luis Membrado e-mail 08/18
- 319 Aven du Sotch de la Tride France Aveyron Grands Causses 10.812 17400.00 1122.0 342.00 Liste Drouin 06/17
- 320 Grotta del Bue Marino Italy Sardinia Dorgali 10.812 17400.00 0.0 0.00 Speleologia N68P102-103  06/16
L 321 Kona Mala Cave U.S.A. Hawaii Hawaii 10.775 17341.00 185.4 56.50  Tomislav Gracanin files 1/14
- 322 Portal-BoarHole System (Boartal) U.S.A. West Virginia Greenbrier 10.720 17252.17 333.0 101.50 WVACS 1/22
- 323 Blowhole (Nichole's) Cave U.S.A. Tennessee Cannon 10.709 17233.90 172.0 52.43 Derek Wolfe e-mail 02/20
- 324 Duobing Dong China Guizhou Xiuwen/Xifeng 10.694 17210.00 0.0 0.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_rcdev50.php? 2/15
- 325 Sistema la Verdilluenga Spain Asturias Picos de Europa 10.685 17196.00 2969.2 905.00 Jose Luis Membrado e-mail 11/17
- 326 Tham Chom Ong System Laos Xai Oudoaxay 10.657 17150.00 0.0 0.00 Eurospeleo Magazine N2P66 07/17
- 327 Lazareva Cave Serbia Central Serbia Bor 10.620 17092.00 354.3 108.00 Robert Misic 10/21
- 328 Conjunto Santa Rita Brazil Iraquara Bahia 10.594 17050.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
- 329 Cueva Tonio - Cayueia Spain Cantabria Porracolina 10.566 17005.00 1729.0 527.00 Jose Luis Membrado e-mail 09/19
- 330 Neide - Muruk Cave Papua New Guinea New Britain Galowe Plateau 10.563 17000.00 4127.3 1258.00 Deep Cave List by Philippe Drouin 02/15
- 331 Petroglyph Cave (part of the Caves Branch S.) Belize - - 10.563 17000.00 0.0 0.00 Tom Miller e-mail 01/16
- 332 Reseau du Rupt du Puits France Meuse Barrois 10.563 17000.00 0.0 0.00 D'apres Stephane Jaillet 06/17
- 333 Katalehkhor Cave Iran Zanjan - 10.563 17000.00 0.0 0.00 - 10/16
- 334 Complesso Ispinigoli - S.Giovanni Su Anzu-Nurachi Italy Sardinia Dorgali 10.563 17000.00 0.0 0.00 Speleologia N68P102-103  06/16
- 335 Aven de la Leicasse France Herault Grands Causses 10.271 16530.00 1168.0 356.00 Jean-Yves Bigot 01/16
- 336 Lapa Doce ll Brazil Iraquara Bahia 10.253 16500.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
- 337 James (Thousand Domes) Cave U.S.A. Kentucky Edmonson 10.250 16495.78 0.0 0.00 Glenn Merrill 07/84
- 338 Reseau de la Couze (Correze) France Correze Causse de Martel 10.207 16426.00 337.9 103.00 Thierry Apriland via Yvonne e-mail 01/16
Q 339 Sistema Roraima Sur Venezuela - - 10.190 16400.00 236.2 72.00 2009 NSS/ICS Kerrville Texas 07/16
- 340 Sustav Dulin ponor - Medvedica Croatia Hrvatska Ogulin 10.188 16396.00 0.0 0.00 http://public.srce.hr/speleo/karta.html 06/17
- 341 Gruta do Padre Brazil Bahia Santana 10.184 16390.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
- 342 Lapa São Vicente l Brazil Goias Sao Domingos 10.184 16390.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
- 343 Pestera din Valea Rea Romania Bihor Mtii Bihor  10.164 16357.00 1220.5 372.00 Victor Ursu e-mal 01/16
UW 344 Sistema Doggi     Mexico Quintana Roo Felipe Carrillo Puerto 10.133 16307.80 50.9 15.50 QRSS Long Caves List 07/19
- 345 Tham Kon Nam/Tham Hang Phung/Tham Luong Laos Boualapha Khammouane 10.128 16300.00 164.0 50.00 Peter MacNab FB 06/20
G 346 Sistema Kulogorskaya-Troya              .   Russia Arkhangelsk Pinega 10.096 16248.00 59.1 18.00 Karst and cave Pinega's   -  Victor Malkov, Evgeny Gurkalo 06/16
- 347 Stagebarn Crystal Cave U.S.A. South Dakota Meade 10.054 16180.30 326.0 99.36 Derek Wolfe e-mail 1/22
- 348 Blauhòhlensystem Germany Badem-Wurittenburg - 10.054 16180.00 0.0 0.00 Kurt Kohler e-mail 1/22
Q 349 Ojos Cristal Cave System (Crystal Eyes)   (Quartzite) Venezuela Bolivar Roraima Tepui 10.029 16140.00 240.0 73.00 Venezuelan tepuis-their caves and biota 02/18
- 350 Vinegar Ridge (Buckingham Palace) Cave U.S.A. Kentucky Hart 10.000 16093.00 211.0 64.31 Ronnie Harrison e-mail 03/19
- 351 Hidden River Cave U.S.A. Kentucky Hart 10.000 16093.00 0.0 0.00 Dave Foster e-mail 02/18
- 352 Perkins Cave U.S.A. Virginia Washington 9.997 16088.61 300.0 91.44 Virginia Speleological Survey 06/16
- 353 Krubera (Voronja) Cave Georgia Abkhazia West Caucasus 9.978 16058.00 7214.6 2199.00 Web 1/22
- 354 Gouffre de Cabrespine (lo Gaugnas) France Aude Montagne Noire 9.978 16058.00 803.8 245.00 Jean-Yves Bigot 01/16
L 355 Pahoa Cave(s) (segmentation??)     U.S.A. Hawaii Hawaii 9.942 16000.10 1149.9 350.50 Dr. Stephen Smith reports that this cave could be as short as about 2 miles long now, due to plugging and segmentation by the 2018 Kilauea 61g lava flows. 05/16
- 356 Complesso Cappa-18-Denver-Straldi Italy Piemonte Briga Alta 9.942 16000.00 2559.1 780.00 Speleologia N68P102-103  06/16
- 357 Dan yr Ogof United Kingdom Wales Powys 9.942 16000.00 492.1 150.00 www.ukcaves.co.uk/all-longest 01/16
- 358 Poulnagollum - Poulelva Ireland Co.Clare - 9.942 16000.00 459.3 140.00 www.ukcaves.co.uk/all-longest -
- 359 Poulnagollum - Poulelva United Kingdom South Wales Co. Clare 9.942 16000.00 459.3 140.00 www.ukcaves.co.uk/all-longest 5/21
- 360 Igues de Goudou - Lacarriere France Lot Causse de Gramat 9.942 16000.00 393.7 120.00 Jean-Yves Bigot 01/16
UW 361 Luraville / Telford System                U.S.A. Florida Suwanee 9.937 15991.64 72.0 21.95 Andy Higgie e-mail 2/22
- 362 Snail Shell Cave System U.S.A. Tennessee Rutherford 9.926 15974.35 144.0 43.89 Jeff Sims 07/86
- 363 Dunbar Cave - Roy Woodard System  (Saltpeter) U.S.A. Tennessee Montgomery 9.850 15852.04 119.0 36.27 Tony Groves e-mail 09/16
UW 364 Entrada Caapechen  (Cenote Manatee)         Mexico Quintana Roo Tulum 9.717 15638.00 91.9 28.00 QRSS Long Caves List 07/19
- 365 Cueva del Nacimiento Spain Cantabria Picos de Europa 9.691 15596.00 1755.2 535.00 Jose Luis Membrado e-mail 2/22
- 366 Sullivan Cave U.S.A. Indiana Lawrence 9.632 15501.20 105.0 32.00 Long cave list for Indiana, Indiana Cave Survey 03/17
- 367 Borne aux Cassots France Jura Nevy-sur-Seile 9.631 15500.00 472.4 144.00 Jean-Yves Bigot 01/16
- 368 Big Bone Cave                     (Saltpeter) U.S.A. Tennessee Van Buren 9.627 15493.15 226.0 68.88 John Smyre 06/84
UW 369 Springs Cave, Jackson Blue       U.S.A. Florida Jackson 9.591 15436.00 100.1 30.50 Ben Martinez e-mail 04/18
- 370 Diros Cave Greece Peloponnese Laconia 9.569 15400.00 0.0 0.00 www.selas.org 10/16
- 371 Leandras Cave U.S.A. Arizona Coconino 9.547 15364.41 378.0 115.21 map at park Headquarters via Greg e-mail 06/16
- 372 Sistema de las Bernias Spain Burgos Lunada 9.532 15340.00 905.5 276.00 Clasificacion Por Desnivel 07/16
- 373 Hang Vom Vietnam Quang Binh Phong Nha-Ke Bang 9.513 15310.00 0.0 0.00 Peter MacNab e-mail 07/16
- 374 Boqueirão Brazil Bahia Carinhanha 9.470 15240.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
- 375 Cueva de Alpazat Mexico Puebla - 9.445 15200.00 0.0 0.00 http://www.amcs-pubs.org/longanddeep.html 01/16
- 376 Kacna Cave (System) Slovenia Divaski Karst - 9.433 15181.00 918.6 280.00 Longest & Deepest Caves of Slovenia 04/17
- 377 Tham Xe Bang Fai Laos Khammouane Thakhek 9.432 15180.00 0.0 0.00 Caves of Malaysia 08/19
- 378 Sima del Aire Spain Malaga Sierra de las Nieves 9.393 15116.00 2470.5 753.00 Jose Luis Membrado e-mail 3/22
- 379 Ariadne Cave System Hungary Pest megye Pilis mountain 9.383 15100.00 669.3 204.00 www.ariadneegyesulet.hu 07/16
- 380 Sof Omar Holluca Ethiopia Bale Ityopya 9.383 15100.00 49.2 15.00 Atlas - Great Caves of the World 06/17
- 381 Megamania Cave New Zealand South Island Heaphy Valley 9.325 15007.00 - - Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 382 Complesso Omber en Banda al Bus del Zel-791 Italy Lombardia Cariadeghe 9.321 15000.00 1410.8 430.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 383 Reseau de Malissard France Isere / Savoie Chartreuse 9.321 15000.00 1361.5 415.00 Jean-Yves Bigot 01/16
- 384 Grotte de la Cigalere France Ariege Pyrenees 9.321 15000.00 748.0 228.00 Spelunca #56 (Not on the TIC List) 06/17
- 385 Sistema Constantino Cuba Pinar del Rio - 9.321 15000.00 0.0 0.00 WLCL -
- 386 Gratta Su Bentu - Sa Oche Italy Sardinia Nuoro 9.321 15000.00 0.0 0.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 387 Sulfur Mountain System U.S.A. Kentucky Wayne 9.240 14870.32 312.4 95.22 Lee Florea on FB 3/22
- 388 Ozto J2 Mexico Oaxaca Cuicatlan 9.221 14840.00 4032.2 1229.00 Mark Minton e-mail 01/16
- 389 Kimble Pit U.S.A. West Virginia Pendleton 9.220 14838.15 427.0 130.14 Corey Hackley e-mail 11/21
- 390 Cueva del Lobo Spain Cantabria - 9.184 14780.00 931.8 284.00 Jose Luis Membrado e-mail 01/16
UW 391 Sistema Dos Pisos              Mexico Quintana Roo Tulum 9.169 14756.00 80.1 24.40 QRSS Long Caves List 07/19
- 392 Ludingtons Cave U.S.A. West Virginia Greenbrier 9.140 14709.40 250.0 76.20 Joseph Caldwell l 01/16
- 393 Hochscharten-Höhlensystem Austria Hoher Göll Salzburg 9.114 14668.00 4573.5 1394.00 https://hoehle.org/laengste-tiefste 1/22
- 394 Wyandotte Cave U.S.A. Indiana Crawford 9.100 14645.03 256.0 78.03 Long cave list for Indiana, Indiana Cave Survey 03/17
- 395 Rice Cave                         (Saltpeter) U.S.A. Tennessee Van Buren 9.100 14645.00 210.0 64.01 Tenn.Cave Survey 10/21
- 396 Complejo Piscarciano-Vacas-Arenas Spain Burgos Haz de Arreba 9.098 14642.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
UW 397 Cova de sa Gleda - Camp des Pou.    Spain Balearics Manacor 9.084 14620.00 82.0 25.00 Jose Luis Membrado e-mail 3/21
- 398 Systeme de Sauvas-Cocaliere France Ardeche Bas-Vivarais 9.010 14500.00 292.0 89.00 Jean-Yves Bigot 01/16
- 399 Skydusky Hollow Cave System (Newberry - Bane - Buddy Penley Cave) U.S.A. Virginia Bland 9.000 14484.10 380.0 115.82 Ed Devine 11/21
- 400 Duncan Field System U.S.A. Oklahoma Adair 8.920 14355.35 124.0 37.80 Keith (Andy) Harris e-mail 04/17
- 401 Punta Pena System (Cueva de la Lastrilla, Cubilla, Jabali) Spain Cantabria Castro Urdiales 8.896 14317.00 797.2 243.00 Pedro Antonio Diaz Hoz e-mail 1/22
UW 402 Sistema Murena - Aak Kimin Mexico Quintana Roo Tulum 8.866 14268.60 225.1 68.60 QRSS Long Caves List 07/19
- 403 Fuchslabyrinth Germany Badem-Wurittenburg - 8.861 14261.00 0.0 0.00 Andreas Wolf List of Longest Caves in Germany 2/21
- 404 gruta de Almonda Portugal - - 8.699 14000.00 - - Eric Madelanine list 07/06
- 405 Labassa Italy - - 8.699 14000.00 1988.2 606.00 Eric Madelanine list 07/06
- 406 Slaughter Stream Cave United Kingdom South Wales Forest of Dean 8.699 14000.00 328.1 100.00 Eric Madelanine list 07/06
- 407 Apocalypse Pothole South Africa - - 8.699 14000.00 278.9 85.00 Eric Madelanine list 07/06
- 408 Complejo Gesarribe Spain Guipuzkoa Oñati 8.699 14000.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 409 K2, Hohgant Switzerland Bern Habkern 8.697 13996.00 2431.1 741.00 http://ch.speleo.info 06/16
- 410 Webster Cave Complex U.S.A. Kentucky Breckenridge 8.682 13972.32 0.0 0.00 Ben Tobin WCCSG e-mail 06/16
- 411 Predjamski sistem Slovenia - - 8.623 13877.00 551.2 168.00 Eric Madelanine list 07/06
- 412 Altherrenlabyrinth Austria Tennengebirge Salzburg 8.622 13876.00 1295.9 395.00 https://hoehle.org/laengste-tiefste 1/22
- 413 Cassell Cave System U.S.A. West Virginia Pocohontas 8.620 13872.55 140.0 42.67 Gangsta Mappers 10/17
- 414 Thompson Valley Cave System (Corkscrew Cave) U.S.A. Virginia Tazewell 8.600 13841.00 603.7 184.00 VSS 11/19
- 415 Yorkshire Pot  Canada - - 8.582 13812.00 1276.2 389.00 Eric Madelanine list 07/06
- 416 Tham Phra Wang Daeng Thailand Phitsanulok Noen Maprang 8.568 13789.00 360.9 110.00 Caves of Malaysia 08/19
UW 417 Pozo Azul Spain Burgos Covanera 8.547 13755.00 232.9 71.00 Jose Luis Membrado e-mail 3/21
- 418 AIXA-Ibarrengo Spain Guipuzkoa Itziar 8.546 13754.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 419 Anjohy Kibojenjy Madagascar Bemaraha Bekopaka 8.523 13717.00 0.0 0.00 Atlas of the Great Caves and Karst of Africa Part 1 P164 6/17
- 420 HH Cave (Honeycomb Hill) New Zealand South Island Mt Arthur 8.520 13712.00 2365.5 721.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 421 Torca de la Llana de la Len Spain Cantabria Porracolina 8.453 13603.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 422 Acme Quarry Cave System U.S.A. West Virginia Greenbrier 8.451 13600.57 241.0 73.46 Ron Fulcher e-mail 07/16
- 423 Tham Lom-Tham Nam System Thailand Chiang Mai Chiang Dao 8.414 13541.00 577.4 176.00 Martin Ellis e-mail 4/21
- 424 Sistema del Alto Bueras Spain Cantabria Bueras Voto 8.398 13515.00 433.1 132.00 Pedro Antonio Diaz Hoz e-mail 1/22
C  425 Cova Cuberes     (Conglomerate) Spain Catalonia Pallars Jussa 8.397 13513.00 1076.1 328.00 Jordi Lloret-Prieto e-mail 03/16
- 426 Complesso di Conca delle Carsene Italy - - 8.389 13500.00 2490.2 759.00 www.sop.inria.fr/agos-sophia/sis/DB/ 04/17
- 427 Orlova Chouka Bulgaria - - 8.349 13437.00 39.4 12.00 Eric Madelanine list 07/06
- 428 Cueva de la Cullalvera Spain Cantabria Ramales de la Victoria 8.326 13400.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 429 Dry Cave U.S.A. West Virginia Greenbrier 8.280 13325.04 314.0 95.71 WVACS 5/21
- 430 Tham Thon-Tham Houey Sam Boun Laos Khammouane Thakhek 8.270 13309.00 0.0 0.00 Caves of Malaysia 08/19
UW 431 Sistema Nohoch Sac Tatich Mexico Quintana Roo Tulum 8.243 13266.00 46.9 14.30 QRSS Long Caves List 1/21
- 432 Hudgill Burn Mine Caverns (part mine) United Kingdom   Northern Dales 8.229 13244.00 196.9 60.00 www.ukcaves.co.uk/all-longest 5/21
- 433 Corra-Lynn Australia - - 8.202 13200.00 124.7 38.00 Eric Madelanine list 07/06
- 434 Bowman's Pit - Skert Well U.S.A. Kentucky Wayne 8.200 13196.62 226.0 68.88 Lee Florea e-mail 07/19
C  435 Longmen Dong  (Conglomerate) China Sichuan Yaan 8.196 13190.00 1168.0 356.00 www.hongmeigui.net/deepandlong.php 04/17
- 436 Cuyler Cave U.S.A. Tennessee Sevier 8.160 13132.25 300.0 91.44 Steve Pierce 07/86
- 437 Gutschtobelhöhle Switzerland Muotathal SZ 8.137 13096.00 2063.6 629.00 Eric Madelanine list 07/06
- 438 Sistema Yaxchen East Mexico - - 8.134 13090.00 0.0 0.00 Eric Madelanine list 07/06
- 439 Sustav Panjkov Ponor - Varicakova Croatia - - 8.110 13052.00 0.0 0.00 The Biggest Croatian cave list 05/17
- 440 Špiljski sustav Panjkov ponor - Muškinja Croatia Nova Kršija Kurdun 8.110 13052.00 0.0 0.00 Aida Barišic e-mail 6/21
- 441 Wolf River (Jaguar) Cave          (Saltpeter) U.S.A. Tennessee Fentress 8.104 13042.12 221.0 67.36 Kristen Bobo e-mail 10/16
- 442 Sistema de Pozalaqgua Spain Burgos/Araba Sierra Salvada  8.100 13036.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 443 Climax Cave U.S.A. Georgia Decatur 8.100 13035.69 80.0 24.38 Map 05/16
  444 Blanchard Springs Cave U.S.A. Arkansas Stone 8.100 13035.69 89.9 0.00 Dave Bunnell 5/1
- 445 Herbstlabyrinth-Adventhöhle-system Germany Hesse - 8.084 13010.00 301.8 92.00 Andreas Wolf List of Longest Caves in Germany 2/21
- 446 Gouffre Mirolda / Lucien Bouclier France Haute Savoie Samoens 8.078 13000.00 5335.0 1733.00 web 1/22
- 447 Festival'naya-Ledopadnaya (Dark Star) Uzbekistan - - 8.078 13000.00 3080.7 939.00 Olaf Kähler e-mail 07/06
- 448 Complesso (Sotterranceo) del Col Delle Erbe Italy Friuli VG Canin Massif 8.078 13000.00 3067.6 935.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 449 Cueva del Rio La Venta Mexico - - 8.078 13000.00 1410.8 430.00 Eric Madelanine list 07/06
- 449 Aven de la Combe Rajeau France - - 8.078 13000.00 771.0 235.00 Eric Madelanine list 07/06
- 450 Sistema de Joblegòn Spain Cantabria Reocin 8.078 13000.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 451 Powder Mill Creek Cave U.S.A. Missouri Shannon 8.047 12950.39 103.0 31.39 M.S.S. Baker 02/15
- 452 Res. Median du clos d'Aspres France - - 8.047 12950.00 2345.8 715.00 Eric Madelanine list 07/06
- 453 Hölloch im Mahdtal Austria Allgäuer Alpen D(Bayern)/Vorarlberg 8.016 12900.00 1482.9 452.00 https://hoehle.org/laengste-tiefste 1/22
UW 454 Sistema Pandora Mexico Quintana Roo Tulum 8.010 12891.00 74.1 22.60 QRSS Long Caves List 1/21
- 455 Weymer Cave System Canada     7.916 12739.00 1213.9 370.00 Pat Shaw e-mail 2/22
- 456 Falls Cave U.S.A. Arizona Coconino 7.910 12729.91 192.0 58.52 Jason Ballenski e-mail 12/16
- 457 Tham Mae Lana Thailand Mae Hong Son Pang Ma Pha 7.904 12720.00 492.1 150.00 Caves of Malaysia 08/19
- 458 Unthanks Cave U.S.A. Virginia Lee 7.900 12713.82 211.0 64.31 2009 NSS/ICS Kerrville Texas 07/16
- 459 Grassy Cove Saltpetre Cave        (Saltpeter) U.S.A. Tennessee Cumberland 7.893 12702.55 367.0 111.86 Deep Caves of TAG, John Stembel 10/16
- 460 Veryovkina Georgia Abkhazia Arabika massive 7.891 12700.00 7257.2 2212.00 FB 09/20
UW 461 Old Bellamy (Derekson)(Santa Fe River Rise) Cave Sys.  U.S.A. Florida Alachua 7.865 12657.49 160.0 48.77 Die langsten Unterwasserhohlensysteme der welt, Oliver Knab 06/16
- 462 Great EX(pectations) Cave U.S.A. Wyoming Washakie 7.854 12639.79 1408.0 429.16 NSS News V44N6 (Peter Shifflett) 06/86
- 463 Lee Cave U.S.A. Kentucky Edmonson 7.817 12580.24 0.0 0.00 CRF 08/87
- 464 Overholts Blowing Cave U.S.A. West Virginia Pocahontas 7.811 12570.59 666.0 203.00 Gary Storrick 01/16
- 465 Whistling Cave U.S.A. Indiana Lawrence 7.810 12568.98 0.0 0.00 Long cave list for Indiana, Indiana Cave Survey 03/17
- 466 Camps Gulf Cave                   (Saltpeter) U.S.A. Tennessee Van Buren 7.807 12564.15 368.0 112.17 Deep Caves of TAG, John Stembel 10/16
- 467 Complesso del Monte Tambura Italy Toscana Alpi Apuane 7.767 12500.00 3307.1 1008.00 Ettore Callegari e-mail; 03/16
- 468 Combe des Bioles - Tanne des Squelettes France - - 7.767 12500.00 1847.1 563.00 Eric Madelanine list 07/06
- 469 Wildbaderhöhle Austria Totes Gebirge Steiermark 7.765 12496.00 3612.2 1101.00 https://hoehle.org/laengste-tiefste 1/22
- 470 Stompbottom Cave U.S.A. Virginia Tazewell 7.730 12440.23 319.0 97.23 VSS Long Cave List 02/15
- 471 Pàl-Völgy Hungary - - 7.705 12400.00 341.2 104.00 Eric Madelanine list 07/06
- 472 Sistema Cueva'l Trumbiu - Pozu Haciosu Spain Asturias Picos de Europa 7.705 12400.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 473 Muskinja - Panjkova spilja system Croatia - - 7.696 12385.00 0.0 0.00 Eric Madelanine list 07/06
- 474 Tonion-Höhlensystem Austria Tonion Steiermark 7.678 12357.00 1902.9 580.00 https://hoehle.org/laengste-tiefste 1/22
- 475 Rudickê propadani Czech Rep. - - 7.643 12300.00 590.6 180.00 Eric Madelanine list 07/06
- 476 Mactingol Cave Philippines Samar Island   7.643 12300.00 0.0 0.00 Atlas of the Great Caves and Karst of Southeast Asia P211 12/16
- 477 Sistema Torca de los Morteros Spain Burgos Espinosa de los Monteros 7.643 12300.00 0.0 0.00 Jose Luis Membrado e-mail 2/21
- 478 Blue Water Cave Philippines Baggao Cagayan 7.628 12276.00 869.4 265.00 Henry Bennett e-mail 4/21
- 479 Gua Salukkan Kallang Indonesia - - 7.618 12260.00 0.0 0.00 Caves of Malaysia 08/19
- 480 Atlixicaya Mexico - - 7.581 12200.00 - - Eric Madelanine list 07/06
- 481 Sistemul Zapodie - Pestera Neagra Romania Bihor Mtii Bihor  7.581 12200.00 584.0 178.00 Victor Ursu e-mal 01/16
- 482 Gardner's Gut New Zealand South Island Waitomo 7.579 12197.00 - - Eric Madelanine list 07/06
- 483 Haws Spring Cave U.S.A. Tennessee Cannon 7.576 12192.39 150.0 45.72 TCS 01/96
- 484 Lofererschacht Austria Loferer Steinberge Salzburg 7.535 12126.00 2644.4 806.00 https://hoehle.org/laengste-tiefste 1/22
- 485 Sistema del Jou la Canal Parda - Canaiòn de los Desvios Spain Asturias Picos de Europa 7.530 12119.00 3136.5 956.00 Jose Luis Membrado e-mail 08/20
- 486 Neuenburgerhöhle Switzerland Frluhli LU 7.510 12086.00 711.9 217.00 List of Swiss Long k& Deep Caves 3/22
- 487 Long Hollow (Dyke's/Mud-&-Slime) Cave System U.S.A. Kentucky Pulaski 7.497 12065.25 235.0 71.63 Mark Turner e-mail 11/98
- 488 Sniezna Studnia Poland - - 7.488 12050.00 2503.3 763.00 Polish Caving 2005-2009 06/16
- 489 Andriafiabe Madagascar Ambilobe Ankarana 7.475 12030.00 0.0 0.00 Eric Madelanine list 07/06
- 490 St.Beatus-Höhlen Switzerland Beatenberg BE 7.466 12015.00 1158.1 353.00 List of Swiss Long k& Deep Caves 3/22
- 491 Sistema Chango Mistico Mexico Quintana Roo Tulum 7.460 12006.00 - - QRSS Long Caves List 5/21
- 492 Helictite Cave U.S.A. Virginia Highland 7.458 12002.00 205.6 62.67 Nathan Farrar e-mail 01/18
- 493 Cueva Pitch Mexico - - 7.456 12000.00 - - Eric Madelanine list 07/06
- 494 Grotta della Mottera Italy - - 7.456 12000.00 2034.1 620.00 Eric Madelanine list 07/06
- 495 Tham Phi Xua Laos Khammouane Thakhek 7.456 12000.00 1525.6 465.00 Atlas of the Great Caves and Karst of Southeast Asia P113 12/16
- 496 Windlöcher-Klingertalschacht Austria Untersberg Salzburg 7.456 12000.00 1348.4 411.00 https://hoehle.org/laengste-tiefste 1/22
- 497 Tham Lo Laos Khammouane Thakhek 7.456 12000.00 328.1 100.00 Atlas of the Great Caves and Karst of Southeast Asia P113 12/16
- 498 reseau de Lavayssiere France - - 7.456 12000.00 0.0 0.00 Eric Madelanine list 07/06
- 499 Pixan Bel Mexico Quintana Roo Tulum 7.394 11899.00 - - QRSS Long Caves List 5/21
- 500 Mala Boka - BC4 System Slovenia Julian Alps Bovska Kotlina 7.379 11875.00 4327.4 1319.00 Marko Erker e-mail 04/20
- 501 Renejevo brezno Slovenia Julian Alps Kaninski podi 7.372 11864.00 4337.3 1322.00 Matic Di Batista e-mail 08/20
UW 502 Lineater (Stevenson Spring)    U.S.A. Florida Hamilton 7.364 11851.00 174.9 53.30 Andy Pitkin FB 1/22
UW 503 Sistema Sac Kai (Paachi Nah) Mexico Quintana Roo Tulum 7.360 11844.00 50.9 15.50 QRSS Long Caves List 07/19
L 504 Bilemot Gul                        South Korea Isla Cheju - 7.300 11749.00 - - Chris Llyod - Cavers Digest 04/99
- 505 Bilemot Kul South Korea Cheju Island - 7.300 11749.00 803.8 245.00 On  Lava Caves in Japan and Vivinity 10/88
- 506 Lungib Can-Yawa Philippines Samar Island Calbiga 7.270 11700.00 374.0 114.00 Atlas of the Great Caves and Karst of Southeast Asia P211 12/16
L 507 Sistaqma Sin Nombre - Cueva de los Pescadores Spain Canarias Island Lanzarote 0.552 11700.00 0.0 0.00  Laurens Smets e-mail 09/19
- 508 Paxtons Cave U.S.A. Virginia Alleghany 7.260 11683.84 71.0 21.64 VSS Long Cave List 02/15
- 509 Snail Shell Cave Malaysia Sarawak Gunung Buda 7.230 11636.00 1551.8 473.00 - -
- 510 Lisanby Cave U.S.A. Kentucky Caldwell 7.220 11619.46 0.0 0.00 Mike Dyas 06/89
UW 511 Peacock Cave I-II System         U.S.A. Florida Suwanee 7.200 11587.28 210.0 64.01 Richard Blackburn e-mail 06/16
UW 512 Cueva Quebrada         Mexico Quintana Roo Tulum 7.180 11555.30 30.8 9.40 QRSS Long Caves List 07/19
- 513 Farmers System - 1 U.S.A. Kentucky Pulaski 7.179 11553.48 202.0 61.57 Darrell Adkins e-mail 01/16
- 514 Grayson Gunnar Cave U.S.A. Kentucky Wayne 7.160 11522.90 180.0 54.86 2009 NSS/ICS Kerrville Texas 07/16
- 515 Höhle beim Spannagelhaus Austria Zillertaler Alpen Tirol 7.146 11500.00 1079.4 329.00 https://hoehle.org/laengste-tiefste 1/22
- 516 Marble Arch - Upper Cradle - Lower Cradle - Prod's Pot - Cascades Rising United Kingdom   Co.Fermanagh 7.146 11500.00 196.9 60.00 www.ukcaves.co.uk/all-longest 5/21
- 517 Blackfathom River Cave System U.S.A. Missouri Ste.Genevieve 7.110 11442.00 213.0 64.92 Chad McCain e-mail 03/18
- 518 McFail's Cave U.S.A. New York Schoharie 7.091 11411.86 295.0 89.92 Simeon Warner e-mail 08/16
UW 519 Entrada Boca Paila                    Mexico Quintana Roo Tulum 7.085 11402.00 87.9 26.80 QRSS Long Caves List 02/20
- 520 Cyclops Cave U.S.A. Virginia Russell 7.080 11394.16 424.0 129.24 J.Christie e-mail 06/16
UW 521 Sistema MOAC Mexico Quintana Roo Tulum 7.065 11369.30 45.9 14.00 QRSS Long Caves List 07/19
- 522 Hölloch Germany Bavaria - 7.050 11346.00 1482.9 452.00 Andreas Wolf List of Longest Caves in Germany 2/21
- 523 Zarathustra Cave                  (Saltpeter) U.S.A. Tennessee Fentress 7.030 11313.69 60.0 18.29 Bill Dean 07/86
UW 524 Manantial del Toro Dominican Republic La Altagracia Boca de Yuma 7.003 11270.00 62.3 19.00 Olivier Testa e-mail 11/20
- 525 Bohemia Cave New Zealand South Island Mt Owen 6.978 11230.00 2339.2 713.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 526 Tham Luang Nang Non Thailand Chiang Rai Mae Sai 6.964 11207.00 0.0 0.00 Atlas of the Great Caves and Karst of Southeast Asia P259 12/16
UW 527 Sistema Cupul Ha     (Underwater+Dry) Mexico Quintana Roo Tulum 6.930 11152.40 45.9 14.00 QRSS Long Caves List 07/19
- 528 A2, Loubenegg Switzerland Beatenberg BE 6.927 11148.00 2253.9 687.00 List of Swiss Long k& Deep Caves 3/22
- 529 Pestera Sura Mare Romania Hnedoara Mtii Sebesului  6.912 11123.00 1394.4 425.00 Victor Ursu e-mal 01/16
UW 530 Sistema Chac Mol     (Underwater+Dry)        Mexico Quintana Roo Tulum 6.902 11108.00 92.8 28.30 QRSS Long Caves List 07/19
- 531 Sarah Furnace (Porter's) Cave U.S.A. Pennsylvania Clarion 6.850 11024.01 20.0 6.10 Bert Ashbrook e-mail 1/22
- 532 Grotte des Eaux Chaudes France Pyrenees-Atlantiques Pic de Ger 6.835 11000.00 2657.0 810.00 Jean-Yves Bigot 01/16
- 533 Chinn Springs Cave U.S.A. Arkansas Indpendence 6.830 10991.82 252.0 76.81 Jeff Bartlett e-mail 03/16
- 534 Fallenfluh-Höhlenstem (Lauiloch, Dreckiges  Paradies) Switzerland Muotatal SC 6.826 10985.00 1522.3 464.00 List of Swiss Long k& Deep Caves 3/22
- 535 Sistema del Circo de Armena Spain Huesca Pirineos 6.810 10960.00 2034.1 620.00 Jose Luis Membrado e-mail 5/21
- 536 Da Dong China Hubei Wufeng 6.793 10932.00 1030.2 314.00 www.hongmeigui.net/deepandlong.php 04/17
UW 537 Weeki Wachee Spring   U.S.A. Florida Hernando 6.792 10930.00 407.0 124.05 Andrew Pitkin e-mail 10/19
- 538 Südwandhöhle Austria Dachstein Stmk/OÖ 6.775 10904.00 1669.9 509.00 https://hoehle.org/laengste-tiefste 1/22
- 539 Sistema Quijada de Jaguar  (Jaguar Jaw) Mexico Quintana Roo Tulum 6.773 10900.00 - - QRSS Long Caves List 5/21
- 540 Breathing Cave U.S.A. Virginia Bath 6.740 10847.00 406.8 124.00 Gangsta Mappers 01/18
UW 541 M2 Blue                        U.S.A. Florida   6.724 10822.00 164.0 50.00 Andy Pitkin FB 1/22
L 542 Hue Hue (Manini Owali) Cave                       U.S.A. Hawaii Hawaii 6.711 10800.30 1623.0 494.70 Stephan Kempe 10/99
- 543 Poloska jama Slovenia Zaledje Tolminke - 6.711 10800.00 2309.7 704.00 List of Slovenia's Longest & Deepest  10/21
CT 544 Mullamullang Cave  (Chalk) Australia Western Australia Nullarbur Plain 6.711 10800.00 439.6 134.00 Atlas Great Caves of the World 06/17
- 545 Offenbarungs-Eishöhle Austria Tennengebirge Salzburg 6.701 10785.00 1482.9 452.00 https://hoehle.org/laengste-tiefste 1/22
- 546 Simmons Mingo - My Cave System U.S.A. West Virginia Rand./Pocahon. 6.700 10782.60 683.0 208.18 Bob Thrun 06/82
- 547 Devils Icebox U.S.A. Missouri Boone 6.685 10758.50 0.0 0.00 M.S.S. Map 12/20
- 548 Rede de Cerveriz Spain Asturias Somiedo 6.680 10750.00 1102.4 336.00 Jose Luis Membrado e-mail 5/21
- 549 Sherfield's Cave U.S.A. Arkansas Newton 6.660 10718.23 58.0 17.68 Doug Robertson 06/92
- 550 Warwas-Glatzen-Höhlensystem Austria Kräuterin Steiermark 6.650 10702.00 2509.8 765.00 https://hoehle.org/laengste-tiefste 1/22
- 551 Grotte de Han-sur-Lesse Belgium Namur - 6.644 10693.00 360.9 110.00 pha@ceram.ciger.be 06/17
- 552 Silvertip Cave System U.S.A. Montana Flathead 6.638 10682.94 1052.0 320.65 Alpine Karst Sum77
- 553 Complejo Hundidero - Gato Spain Malaga Sierra de Libar 6.630 10670.00 695.5 212.00 Jose Luis Membrado e-mail 5/21
- 554 Karrenschacht Austria Totes Gebirge Steiermark 6.611 10640.00 1332.0 406.00 https://hoehle.org/laengste-tiefste 1/22
- 555 Cueva del Carcabon Spain Cantabria Sierra de Homijo 6.600 10622.00 0.0 0.00 Jose Luis Membrado e-mail 5/21
- 556 Paul Penley Cave U.S.A. Virginia Bland 6.600 10621.67 346.0 105.46 Virginia Speleological Survey 05/16
- 557 Tham Yai Nam Nao Thailand Phetchabun  Nam Nao 6.585 10597.00 0.0 0.00 Atlas of the Great Caves and Karst of Southeast Asia P259 12/16
- 558 Perry Water Cave U.S.A. Texas Real 6.546 10535.00 97.4 29.70 Texas Speleological Survey via Jerry Atkinson e-mail 1/22
- 559 Grotte de Milandre Switzerland Bencourt JU 6.537 10520.00 442.9 135.00 List of Swiss Long k& Deep Caves 3/22
- 560 Mossdale Caverns United Kingdom   Northern Dales 6.524 10500.00 196.9 60.00 www.ukcaves.co.uk/all-longest 5/21
- 561 Doolin Cave United Kingdom   Co. Clare 6.524 10500.00 196.9 60.00 www.ukcaves.co.uk/all-longest 5/21
- 562 Grubstein-Westwandhöhle Austria Totes Gebirge Steiermark 6.515 10485.00 1299.2 396.00 https://hoehle.org/laengste-tiefste 1/22
UW 563 Sistema El Puente Mexico Quintana Roo Tulum 6.508 10473.80 295.9 90.20 QRSS Long Caves List 07/19
- 564 Lost River Cave System U.S.A. Kentucky Warren 6.501 10462.35 0.0 0.00 Green River Review - Ref. J.Wells 12/86
- 565 Lachenstock-Höhlensystem Switzerland Innerthal SZ 6.470 10413.00 876.0 267.00 List of Swiss Long k& Deep Caves 3/22
G 566 Spipola-Aquafredda      . Italy - - 6.462 10400.00 360.9 110.00 Alexander Klimchouk Longest Gypsum caves of the world 06/16
  567 Leang Assuloang Indonesia Sulawesi Selatan Maros 6.462 10400.00 321.5 98.00 Atlas of the Great Caves and Karst of Southeast Asia P58 12/16
- 568 Complejo Urallaga Spain Bizkaia Montes de Triano 6.459 10395.00 387.1 118.00 Jose Luis Membrado e-mail 5/21
- 569 Clarks Cave U.S.A. Virginia Bath 6.434 10354.52 0.0 0.00 Virginia Speleological Survey 08/94
- 570 Gouffre du Bracas de Thurugne 6 (Reseau de Soudet) France Atlantiques Pierre Saint Martin 6.425 10340.00 3839.0 1170.00 Jose Luis e-mail 02/15
- 571 Stang-Rotwandl-System Austria Steinernes Meer Salzburg 6.419 10330.00 659.4 201.00 https://hoehle.org/laengste-tiefste 1/22
- 572 Schneeloch Austria Tennengebirge Salzburg 6.412 10319.00 3612.2 1101.00 https://hoehle.org/laengste-tiefste 1/22
- 573 Sistema la Vieya - Los Quesos Spain Asturias Picos de Europa 6.400 10300.00 206.7 63.00 Jose Luis Membrado e-mail 5/21
 
Text Box: ParseText Box: Parse
WORLDS LONGEST CAVES   Compiled by: Bob Gulden - MAY 1, 2022
CAVES WITH TOTAL LENGTH OF 10000+ METERS (6.241 miles, 32810 feet)
Send updates and corrections to caverbob@aol.com
The NSS Geo2 Long & Deep Caves Web Site is at http://www.caverbob.com           Copyright 2022 NSS Geo2, Bob Gulden NSS#13188L,F,CM
Do not ask for cave locations, I will not give them out.
TYPE: CT=CHALK & TUFA & Laterite , C=CONGLOMERATE, G=GYPSUM, L=LAVA, Q=SANDSTONE & QUARTZITE, S=SALT, T=TALUS, BOULDER & GRANITE, UW=UNDERWATER
 
      LENGTH DEPTH    
TYPE RANK CAVE NAME COUNTRY STATE COUNTY MILES METERS FEET METERS SOURCE DATE
- 1 Mammoth Cave System   (N.P.) U.S.A. Kentucky Ed./Hart/Bar. 420.000 675924.48 0.0 0.00 CRF / CKKC  +/-5 MILES 10/21
UW 2 Sistema Sac Actun (Nohoch Nah Chich, Aktun Hu)     (Underwater+Dry) Mexico Quintana Roo Tulum 234.071 376700.00 391.0 119.18 QRSS Long Caves List 1/22
- 3 Jewel Cave    (N.M.) U.S.A. South Dakota Custer 212.430 341872.94 832.1 253.62 Dan Austin e-mail 4/22
UW 4 Sistema Ox Bel Ha           (Underwater)     Mexico Quintana Roo Tulum 197.621 318040.00 188.0 57.30 QRSS Long Caves List 07/19
- 5 Suiyang Shuanghe Dongqun China Guizhou Suiyang 193.557 311500.00 2181.8 665.00 Zhi Quin FB 3/22
G 6 Optymistychna    (Optimisticheskaja)       Ukraine Ternopil Borshchiv 164.400 264576.15 49.0 15.00 Marc Ohms FB 3/22
- 7 Wind Cave     (N.P.) U.S.A. South Dakota Custer 161.700 260230.92 636.0 193.85 Macrc Ohms FB 3/22
- 8 Lechuguilla Cave   (C.C.N.P.) U.S.A. New Mexico Eddy 150.400 242045.33 1588.6 484.20 Hazel Barton e-mail 01/20
- 9 The Clearwater System (Gua Air Jernih)   Malaysia Sarawak Mulu 147.915 238046.00 1165.0 355.10 Hugh St.Lawrence e-mail 01/20
- 10 Fisher Ridge Cave System U.S.A. Kentucky Hart 131.800 212111.53 14.4 4.40 Ronnie Harrison e-mail 10/21
- 11 Hoelloch Switzerland Schwyz Muotatal 129.245 208000.00 3389.1 1033.00 List of Swiss Long k& Deep Caves 3/22
- 12 Sistema del Alto Tejuelo Spain Cantabria Porracolina 110.774 178274.00 2053.8 626.00 Jose Luis Membrado e-mail 4/22
- 13 Siebenhengste-hohgant Hoehlensystem Switzerland Bern Eriz/Beat./Ha. 102.216 164500.00 4396.3 1340.00 List of Swiss Long k& Deep Caves 3/22
- 14 Schönberg-Höhlensystem Austria Totes Gebirge Stmk/OÖ 95.136 153107.00 3481.0 1061.00 https://hoehle.org/laengste-tiefste 1/22
- 15 Sistema del Mortillano Spain Cantabria Porra de Mortillano 91.031 146500.00 3116.8 950.00 Jose Luis Membrado e-mail 10/21
G 16 Ozerna   (Priest's Grotto)                          . Ukraine Ternopil Borshchiv 87.296 140490.00 115.0 35.00 Vyacheslav Apostolyuk 09/17
- 17 Schwarzmooskogel-Höhlensystem Austria Totes Gebirge Steiermark 84.365 135772.00 3690.9 1125.00 https://hoehle.org/laengste-tiefste 1/22
- 18 Bullita Cave System (Burke's Back Yard) Australia Northern Territory Gregory N.P. 74.813 120400.00 75.5 23.00 Mark Sefton (Cave Exploration Group of South Australia) 09/16
- 19 Reseau Felix Trombe / Henne-Morte France Haute-Garonne Coume Ouarnede 72.825 117200.00 3294.0 1004.00 Wikipedia 10/18
- 20 Sistema del Gandara Spain Cantabria Porracolina 72.539 116740.00 2670.6 814.00 Jose Luis Membrado e-mail 09/19
- 21 Toca da Boa Vista Brazil Bahia Campo Formoso 70.836 114000.00 164.0 50.00 As Maiores Cavernas Do Basil  01/20
- 22 Hirlatzhöhle Austria Dachstein Oberösterreich 70.557 113550.00 5118.1 1560.00 https://hoehle.org/laengste-tiefste 1/22
- 23 Marosakabe System Madagascar Mahajaanga Soalala 70.227 113019.00 0.0 0.00 Olivier Testa e-mail 01/21
- 24 Systeme de Ojo Guarena Spain Burgos Merindad de Sotoscueva 68.351 110000.00 633.2 193.00 http://www.grupoedelweiss.com/ 09/16
UW 25 Sistema K'oox Baal  - Sistema Tux Kupaxa     (Underwater+Dry) Mexico Quintana Roo Tulum 64.063 103100.00 112.9 34.40 QRSS Long Caves List 07/19
- 26 Sistema Huautla Mexico Oaxaca Huautla de Ji. 62.137 100000.00 5118.1 1560.00 Tommy Shifflett & Bill Steele FB 4/22
- 27 Sistema Purificacion Mexico Tamaulipas Villa Hidalgo 60.539 97428.00 3126.6 953.00  Peter Sprouse FB 3/22
G 28 Zolushka                             . Ukraine / Moldova Briceni/Cernivci Nowoselyzja 57.216 92080.00 98.0 54.00 Igor Teleshman e-mail 09/19
- 29 Sima del Hayal de Ponata-Rebollar II (SI-44,SI-57,SR-7) Spain Araba/Bizkaia/Burgos Sierra Salvada/Gorobel M. 55.923 90000.00 1361.5 415.00 Jose Luis Membrado e-mail 08/20
- 30 Gouffre de la Pierre Saint Martin - gouffre des Partages France / Spain Pyrenees-Atlantiques Pierre Saint Martin 53.823 86620.00 4619.4 1408.00 Jose Luis Membrado e-mail 1/22
- 31 Three Counties System United Kingdom England Northern Dales 53.823 86619.00 830.1 253.00 Wookey e-mail 10/17
- 32 Barenschacht Switzerland Bern Beatenberg 53.454 86026.00 3211.9 979.00 Rolf Siegenthaler e-mail 3/1
- 33 Complesso del Monte Canin Italy Friuli Venezia Giulia Chiusafoete 52.071 83800.00 3668.0 1118.00 Francesco Serafin e-mail 05/20
- 34 Great Savannah Cave System U.S.A. West Virginia Greenbrier 50.366 81056.99 587.9 179.20 Dave Socky FB 3/22
- 35 Friars Hole Cave System U.S.A. West Virginia Green./Pocoho. 50.060 80563.38 613.0 186.84 Ryan Maurer FB 1/22
- 36 Sistema Cheve (Cuicateco) Mexico Oaxaca Cuicatlan 47.681 76735.00 5042.7 1537.00 Bill Stone e-mail 10/21
- 37 Complesso del Monte Corchia (Fighiera,Farol.)- Su Palu Italy Toscana Alpi Apuane 47.224 76000.00 3894.4 1187.00 Guido Baroncni Turricchia e-mail 07/17
- 38 Bulmer Caverns ( Castle Keep - Gormenghast) New Zealand South Island Mt Owen 46.178 74316.00 2477.0 755.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 39 Cova des Pas de Vallgornera      Spain Balearics Llucmajor 46.132 74242.00 68.9 21.00 Jose Luis Membrado e-mail 08/16
- 40 Binkley's Cave System U.S.A. Indiana Harrison 45.023 72457.49 140.0 42.67 Gary Roberson e-mail 11/20
- 41 Hellhole System U.S.A. West Virginia Pendleton 43.600 70167.40 737.0 224.64 GVKS 02/20
- 42 Ogof Draenen United Kingdom Wales Monmouthshire 43.496 70000.00 495.4 151.00 www.ukcaves.co.uk/all-longest 01/16
- 43 Complesso della Valle del Nose Italy Lombardia Pian del Tivano 42.432 68288.00 1870.1 570.00 Andrea Maconi e-mail 01/21
- 44 Fort Stanton Cave U.S.A. New Mexico Lincoln 42.390 68220.01 441.0 134.42 Lee H.Skinner e-mail 9/21
- 45 San Wang Dong China Chongqing Wulong 42.145 67825.00 1125.3 343.00 Descent 231 05/16
- 46 Botovskaya Russia Lrkutsk Sredne 42.096 67747.00 131.2 40.00 Alexander Osinzev e-mail 02/15
- 47 Dachstein-Mammuthöhle Austria Dachstein Oberösterreich 42.067 67701.00 3960.0 1207.00 https://hoehle.org/laengste-tiefste 1/22
- 48 Sistema de los Cuatro (4) Valles  Spain Cantabria Solorzano 41.893 67420.00 357.6 109.00 Jose Luis Membrado e-mail 09/19
- 49 Reseau de l'Alpe France Isere / Savoie Chartreuse 41.801 67272.00 2149.0 655.00 Jose Luis Membrado e-mail 01/16
L 50 Kazumura Cave                     (Lava Tube) U.S.A. Hawaii Hawaii 40.700 65500.00 3613.8 1101.50 HSS Newsletter N9P7 06/16
- 51 Double Bopper Cave U.S.A. Arizona Coconino 40.600 65339.00 618.0 188.37 Shane McCurdy e-mail 03/19
- 52 Grotte de Saint-Marcel France Ardeche Bas-Vivarais 40.078 64500.00 764.4 233.00 Philippe Brunrt e-mail 5/21
- 53 Blue Spring Cave                U.S.A. Tennessee White 40.000 64373.76 307.0 93.57 Jason Riichards e-mail 10/16
- 54 Carlsbad Cavern   (C.C.N.P.) U.S.A. New Mexico Eddy 39.500 63569.09 1035.0 315.47 Vidio on liine 12/19
- 55 Organ Cave System U.S.A. West Virginia Greenbrier 38.452 61882.50 486.0 148.13 WVASS Database 05/16
- 56 Arresteliako ziloa(Souffleur de Larrandaburu) France Pyre. Atlantiques/Navarra Pierre Saint Martin 37.868 60943.00 2740.0 835.00 http://arsip.free.fr/ 09/16
- 57 Ogof Ffynnon Ddu United Kingdom Wales Powys 37.682 60644.00 1015.4 309.50    
UW 58 Sistema Xunaan Ha     (Underwater+Dry) Mexico Quintana Roo Tulum 37.559 60445.00 110.9 33.80 QRSS Long Caves List 07/19
- 59 Cueva del Valle (Red Del Silencio) Spain Cantabria Vizcaya 37.421 60223.00 1565.0 477.00 www.federacionaragonesaespeleologia.com/ 05/16
- 60 Lamprechtsofen Austria Leoganger Steinberge Salzburg 37.282 60000.00 5666.0 1727.00 https://hoehle.org/laengste-tiefste 1/22
C  61 Bol'shaja Oreshnaja            (Conglomerate) Russia Russia Kransnojarsk 36.040 58000.00 787.4 240.00 International Caver 2000 P78 06/17
- 62 Kap-Kutan/Promezhutochnaja Turkmenistan Turkistan Gissarsko-Ala. 35.418 57000.00 1017.1 310.00 RSIC 06/17
UW 63 Wakulla-Leon Sinks Cave System           U.S.A. Florida Leon/Wakulla 35.220 56681.10 350.0 106.68 Casey McKinlay e-mail 03/20
- 64 Sistema de Atxuriaga (Complex) Spain Bizkaia Galdames 34.797 56000.00 1791.3 546.00 Jose Luis Membrado e-mail 08/20
- 65 Whigpistle System U.S.A. Kentucky Edmonson 34.620 55715.49 314.0 95.71 2009 NSS/ICS Kerrville Texas 07/16
- 66 Jamski sustav Crnopac Croatia Juzni Velebit Crnopac 34.499 55520.00 2716.5 828.00 Aida Barisic 11/21
- 67 Systeme du Granier France Isere / Savoie Chartreuse 34.379 55327.00 1850.4 564.00 d'Eric Sibert 02/15
- 68 Mamo Kananda Papua New Guinea Southern Highland Muller Range 34.051 54800.00 1732.3 528.00 Atlas Des Grandes Cavites Mondia. 06/17
- 69 Gr. Caverna de Palmarito Cuba Pinar del Rio S. de Vinales 33.554 54000.00 0.0 0.00 Info CREI 2001 N10 06/17
G 70 Mlynkyi                 . Ukraine Ternopil Chortkiv 32.885 52923.00 66.0 20.00 cavemlynky@gmail.com  01/19
- 71 Teng Long Dong China Hubei Lichuan 32.808 52800.00 0.0 0.00 www.hongmeigui.net/deepandlong.php 07/16
- 72 Benarat Caverns System  (lubang Benerat)  Malaysia Sarawak Mulu 31.484 50669.00 380.6 116.00 Mulu Caves Project 08/19
UW 73 Sistema Pool Tunich  (Under Water + Dry) Mexico Quintana Roo Tulum 31.318 50401.00 78.7 24.00 QRSS Long Caves List 07/19
- 74 Reseau de la Dent de Crolles France Isere Chartreuse 31.131 50101.00 2208.0 673.00 Jean-Yves Bigot 01/16
- 75 Pestera Vantului Romania Bihor Mtii Padurea Craiului 31.069 50000.00 557.7 170.00 Liviu Valenas e-mail 10/19
- 76 Crevice Cave U.S.A. Missouri Perry 31.000 49889.66 190.0 57.91 Alex Litsch FB 11/21
- 77 Sistema Itxina'pe Sarea Spain Bizkaia Gorbea 30.540 49150.00 0.0 0.00 Jose Luis Membrado e-mail 10/18
- 78 Sistema de Anielarra  (Anialarra) Spain Nafarroa Larra 30.429 48970.00 2798.6 853.00 Jose Luis Membrado e-mail 1/22
UW 79 Sistema Toh Ha   (Underwater) Mexico Quintana Roo Tulum 29.668 47746.00 42.0 12.80 QRSS Long Caves List 07/19
- 80 Scott Hollow Cave U.S.A. West Virginia Monroe 29.500 47475.65 571.0 174.04 WVASS Spring Meeting 05/16
- 81 Omega System U.S.A. Virginia Wise 29.430 47362.99 1263.0 384.96 Mike Ficco e-mail 06/16
  82 Sistema Garra de Jaguar (Jaguar Claw) Mexico Quintana Roo Tulum 29.259 47088.00 0.0 0.00 QRSS Long Caves List 07/19
L 83 Delissea Cave System U.S.A. Hawaii Hawaii 29.210 47008.94 3610.0 1100.33 Peter Bosted e-mail 02/20
- 84 Memorial Day Cave U.S.A. West Virginia Pendleton 29.030 46719.26 579.2 176.54 GVKS 12/20
- 85 Santo Tomas (gran caverna de) Cuba Pinar del Rio S. de Quemadas 28.583 46000.00 0.0 0.00 The NSS News V57N10P300 10/99
- 86 Gamslöcher-Kolowrat-Höhlensystem Austria Untersberg Salzburg 28.316 45570.00 3763.1 1147.00 https://hoehle.org/laengste-tiefste 1/22
- 87 Sistema Aranonera (Sima S1-S2)(Tendenera connected) Spain Huesca Pirineos 28.115 45246.00 4425.9 1349.00 Jose Luis Membrado e-mail 10/16
- 88 Grotte de la Diau France Haute Savoie Parmelan 27.962 45000.00 2296.6 700.00 Bertrand Hauser 02/15
- 89 Kolkbläser-Monsterhöhle-System Austria Steinernes Meer Salzburg 27.643 44487.00 2332.7 711.00 https://hoehle.org/laengste-tiefste 1/22
- 90 Cumberland Caverns                (Saltpeter) U.S.A. Tennessee Warren 27.616 44443.64 200.0 60.96 Charles Cole 03/92
- 91 Frauenmauer-Langstein-Höhlensystem Austria Hochschwab Steiermark 27.402 44099.00 2076.8 633.00 https://hoehle.org/laengste-tiefste 1/22
C  92 Migovec (Vrtnarija) System (M-16) Slovenia Primorska zaledje Tolminke 27.084 43588.00 3189.0 972.00 Marko Erker e-mail 04/20
- 93 Demanovsky jaskynny system      Slovakia Nizke Tatry Demanovske vrchy 26.741 43036.00 643.0 196.00 Pavel Herich e-mail 2/21
- 94 Trou qui souffle France Isere Vercors 26.657 42900.00 2198.2 670.00 Descent 243 P32 04/17
- 95 Er Wang Dong China Chongqing Wulong 26.184 42139.00 1446.9 441.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_gro.php?op=deve 08/16
- 96 Tham Khoun Dori - Houay Sai System Cave Laos Khammouane Ban Na 26.145 42077.00 853.0 260.00 Charles Ghommidh e-mail 01/16
L 97 Kipuka Kanohina Cave (Kula Kai Caverns)  U.S.A. Hawaii Hawaii 26.104 42010.00 944.9 288.00 Kanohina Data Manager - Tomislav Gracanin e-mail 06/19
- 98 Scialet de les Nuits Blanches - Superieur du clos d'Aspres France Isere Vercors 26.098 42000.00 3497.0 1066.00 Xavier Robert e-mail 04/19
- 99 Eisriesenwelt Austria Tennengebirge Salzburg 26.098 42000.00 1450.1 442.00 https://hoehle.org/laengste-tiefste 1/22
- 100 Reseau des Chuats France Drome Vercors 26.098 42000.00 0.0 0.00 Xavier Robert e-mail 04/19
- 101 Gouffre de Padirac France Lot Causse de Gramat 25.476 41000.00 853.0 260.00 http://www.gouffre-de-padirac.com/index.htm 06/16
- 102 Cueva del Tecolote Mexico Tamaulipas Villa Hidalgo 25.150 40475.00 1391.1 424.00 Mark Minton e-mail 05/16
- 103 Sistema de las Fuentes de Escuain (Badalona B15-B1) Spain Huesca Escuain 24.970 40186.00 3776.2 1151.00 Jose Luis Membrado e-mail 4/22
- 104 Sloans Valley Cave System U.S.A. Kentucky Pulaski 24.640 39654.24 240.0 73.15 The International Caver N19P23 05/97
- 105 Moore Cave System  (Berome & Tom) U.S.A. Missouri Perry 24.380 39235.38 136.0 41.45 Chad McCain FB 11/21
- 106 System Amaterskej a Punkevni Jesky. Czech Rep. Moravia Ostrov 24.324 39146.00 1630.6 497.00 Libor Faitl e-mail 01/16
- 107 Silberensystem (Schwyzerschacht) Switzerland Schwyz Muotatal 24.323 39144.00 2914.7 888.40 List of Swiss Long k& Deep Caves 3/22
UW 108 Sistema Zapote - Camilo                  Mexico Quintana Roo Tulum 24.236 39004.00 91.9 28.00 QRSS Long Caves List 07/19
- 109 Chiquibul Cave System (Cebaba & Actun Tunkul) Belize Mt Junea West Chiquibul 24.233 39000.00 524.9 160.00 Tom Miller e-mail 01/16
- 110 Xanadu Cave System U.S.A. Tennessee Fentress 24.062 38724.04 227.0 69.19 Tenn.Cave Survey 02/15
- 111 Jiangzhou Dongxuexitong China Guangxi Fengshan 23.923 38500.00 492.1 150.00 www.hongmeigui.net/deepandlong.php 04/17
- 112 Nettlebed Cave System  (Blizzard Pot top entrance,Stormy Pot) New Zealand South Island Mt Arthur 23.769 38252.00 3851.7 1174.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 113 Sistema de Pan de Azucar Cuba Pinar del Rio S.del Rosario 23.612 38000.00 0.0 0.00 The NSS News V57N10P300 10/99
- 114 Sistema Cuetzalan - Atepolihuit Mexico Puebla Curtzalan 23.411 37676.00 2158.8 658.00 Mark Minton e-mail 06/16
- 115 Grotte de la Luire France Drome Vercors 23.341 37563.00 1794.6 547.00 The International Caver #24 P36 06/17
- 116 Sistema Cueto-Coventosa-Cubera-Garma Bucebrón-Corzo Spain Cantabria Porracolina 23.151 37258.00 2719.8 829.00 Jose Luis Membrado e-mail 01/21
- 117 The Hole (Boggs Cave) U.S.A. West Virginia Greenbrier 23.003 37019.74 225.0 68.58 Bill Balfour 09/91
- 118 Sistemul Humpleu-Poienita Romania Cluj Mtii Bihor  22.742 36600.00 1030.2 314.00 Victor Ursu e-mal 01/16
- 119 Coral Cave System U.S.A. Kentucky Pulaski 22.560 36306.80 340.0 103.63 Lee Florea e-mail 2/15
- 120 Sugar Run Cave System U.S.A. Virginia Giles 22.550 36291.00 718.0 218.85 VSS 02/15
- 121 Complesso dei Piani Eterni Italy Veneto Dolomiti BL 22.469 36160.00 3451.4 1052.00 Francesco Sauro e-mail 10/20
- 122 Lost River Cave System U.S.A. Indiana Orange 22.200 35727.44 94.0 28.65 Long cave list for Indiana, Indiana Cave Survey 03/17
- 123 Lilburn Cave  (N.P.) U.S.A. California Tulare 22.170 35679.00 508.0 154.84 Jed Mosenfelder e-mail 01/19
- 124 Tantalhöhle Austria Hagengebirge Salzburg 22.071 35520.00 1427.2 435.00 https://hoehle.org/laengste-tiefste 1/22
- 125 Chestnut Ridge Cave System U.S.A. Virginia Bath 22.063 35507.00 813.6 248.00 BCCS 10/19
- 126 Complesso di Piaggia Bella Italy Piemonte Marguareis 22.059 35500.00 3152.9 961.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 127 Xia, Qikeng, Lanmu Shu, Miao Keng, Xiaogu Chi. Dongba Dong China Chongqing Wulong 22.046 35479.00 3346.0 1020.00 http://hongmeigui.net/deepandlong.php?stat+long 08/16
- 128 Cueva la Vallina (VT.100) Spain Cantabria Arredondo 21.938 35305.00 646.3 197.00 Jose Luis Membrado e-mail 01/21
- 129 Cueva de Udias Spain Cantabria - 21.870 35196.00 0.0 0.00 Jose Luis Membrado e-mail 11/21
- 130 Complesso della Carcaraia (Abisso Saragato) Italy Toscana Alpi Apuane 21.748 35000.00 3690.9 1125.00 Speleologia N68P102-103  07/17
- 131 Reseau Andre Lachambre (grotte d'Embulla) France Pyrenees-Orientales Conflent 21.748 35000.00 242.8 74.00 D'apres Christophe Levillain 06/17
- 132 Toca da Barriguda Brazil Bahia - 21.748 35000.00 200.1 61.00 As Maiores Cavernas Do Basil  01/20
- 133 Mesacny tien  Slovakia Vysoke Tatry Javorinska Siroka 21.744 34994.00 1479.7 451.00 Branislav šmida 2/21
- 134 Greenlink - Middle Earth  System New Zealand South Island Takaka Hill 21.687 34902.00 1276.2 389.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 135 Sistema Azpilicueta-Coteron-Renada (Sistema de la Vega) Spain Cantabria Ruesga 21.613 34783.00 1112.2 339.00 Jose Luis Membrado e-mail 7/21
- 136 Mawandong China Guizhou Zhengan 21.535 34657.00 1820.9 555.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_gro.php?op=deve 2/15
- 137 Atea Kananda Papua New Guinea Southern Highland Muller Range 21.437 34500.00 1148.3 350.00 The British Caver V94-95 06/17
- 138 Sistema de la Pena de Mediodia Spain Huesca Pirineos 21.356 34369.00 2959.3 902.00 Jose Luis Membrado e-mail 1/22
- 139 Majaguas-Cantera (sis.caverna.) Cuba Pinar del Rio S.de San Carlo 21.127 34000.00 0.0 0.00 The International Caver 06/17
- 140 Hidden River System (Hicks Cave) U.S.A. Kentucky Hart 21.100 33957.16 160.0 48.77 Carbide Caver V7I10P111 10/98
- 141 Culverson Creek Cave System U.S.A. West Virginia Greenbrier 20.928 33680.35 329.0 100.28 WVASS Database 06/16
- 142 Blue Spring Cave U.S.A. Indiana Lawrence 20.900 33635.29 140.0 42.67 Long cave list for Indiana, Indiana Cave Survey 03/17
UW 143 Sistema Nohoch Kai    Mexico Quintana Roo Tulum 20.819 33505.00 85.0 25.90 QRSS Long Caves List 07/19
- 144 Ellis Basin System (Tomo Thyme, Exhaleair, & Exhalibur) New Zealand South Island Mt Arthur 20.754 33400.00 3366.1 1026.00 Lindsay Main NZ Speleological Soc. Info Officer 11/19
- 145 Reseau du Verneau France Doubs Deservillers 20.692 33300.00 1269.7 387.00 Jean-Yves Bigot 01/16
- 146 Honey Creek Cave U.S.A. Texas Comal 20.689 33295.00 124.3 37.90 Texas Speleological Survey via Jerry Atkinson e-mail 1/22
- 147 Sistema Lecherines Spain Huesca Macizo de Aspe 20.530 33040.00 3310.4 1009.00 Jose Luis Membrado e-mail 01/21
- 148 Ogof Agen Allwedd United Kingdom Wales Powys, Monmouthshire 20.381 32800.00 524.9 160.00    
- 149 Carroll Cave U.S.A. Missouri Camden 20.310 32686.00 224.0 68.28 Bob Lerch e-mail 03/19
G 150 Reseau des Grottes aux Fees Switzerland Vallorbe Vaud 20.292 32657.00 744.8 227.00 List of Swiss Long k& Deep Caves 3/22
- 151 Terikan System (Rising, East, West) Malaysia Sarawak Mulu 20.239 32572.00 0.0 0.00 Mulu Caves Project 08/19
- 152 Cueva de los Chorros Spain Albacete Riopar 20.195 32500.00 426.5 130.00 Clasificacion Por Desnivel 07/16
- 153 Gap Cave System (Cudjo's)   (C.G.N.H.P.) U.S.A. Virginia Lee 19.884 32000.00 491.0 149.66 Bob Gulden (CRF) 04/19
- 154 Puerto Princesa Subterranean River (St.Pauls Underground River Cave) Philippines Palawan Island Palawan 19.884 32000.00 328.1 100.00 Wikipedia 08/16
- 155 Gouffre Berger - Gouffre de la Fromagere France Isere Vercors 19.753 31790.00 4341.0 1323.00 Caver Tim 10/18
- 156 Kihaje Xontjoa Mexico Oaxaca Cerro Rabon P. 19.494 31373.00 4012.5 1223.00 http://www.amcs-pubs.org/longanddeep.html 06/16
- 157 Grotta di Monte Cucco Italy Umbria Monte Cucco 19.449 31300.00 3047.9 929.00 Class.del.g.piu lunghe/profon.d'Italia 06/17
- 158 Systeme Prerouge - Litorne France Savoie Bauges 19.444 31292.00 1666.7 508.00    01/16
- 159 Krem Liat Prah/Um IM/Labbit M /RUBONG India Meghalaya Jaintia Hills 19.436 31279.00 0.0 0.00 Descent N275P15 08/20
- 160 Klarahöhle Austria Sengsengebirge Oberösterreich 19.316 31086.00 1581.4 482.00 https://hoehle.org/laengste-tiefste 1/22
- 161 Verborgene Höhle  Austria Totes Gebirge Oberösterreich 19.235 30956.00 1197.5 365.00 https://hoehle.org/laengste-tiefste 1/22
- 162 Jamski sustav Kita Gacesina - Drazenova puhaljka Croatia - - 19.209 30914.00 - - Aida Barisic 10/21
- 163 Berger-Platteneck Hoehlesystem Austria Salzburg Tennengebirge 18.887 30396.00 4235.6 1291.00 https://hoehle.org/laengste-tiefste 1/22
- 164 Trou du Garde / Creux de la Cavale France Savoie Les Deserts 18.765 30200.00 1066.3 325.00 Jean-Yves Bigot 01/16
- 165 Szepvolgyi System (Pal-volgy Cave) Hungary Budapest - 18.703 30100.00 403.5 123.00 International Journal of Speleology 44(2) 05/16
- 166 Reseau de Coufin-Chevaline France Isere Vercors 18.541 29839.00 1348.4 411.00 Jean-Yves Bigot 01/16
- 167 Complesso del Releccio Alfredo Bini (W Le Donne) Italy Lombardia Grigna. Settentrionale 18.393 29600.00 4307.7 1313.00 Andrea Maconi e-mail 10/21
- 168 Tham Nam Non System Laos Khammouane Thakhek 18.330 29500.00 0.0 0.00 Caves of Malaysia 08/19
- 169 Bettenhohle Switzerland Obwalden Kerns 18.321 29484.00 2637.8 804.00 http://ch.speleo.info 01/16
- 170 Butler-Sinking Creek System U.S.A. Virginia Bath 18.060 29064.75 644.3 196.38 Tont Canike email 09/16
- 171 Windy Mouth (Wind) Cave U.S.A. West Virginia Greenbrier 18.060 29064.75 200.0 60.96 Nick Sockiy FB 12/21
- 172 Sistema Illaminako (BU.56 - A.60) Spain Navarra Larra 17.928 28853.00 4396.3 1340.00 Jose Luis Membrado e-mail 11/21
- 173 Ötscherhöhlensystem Austria Ötscher Niederösterreich 17.776 28608.00 2171.9 662.00 https://hoehle.org/laengste-tiefste 1/22
- 174 Sistema de Tepepa (Ehecatl+Niebla) Mexico Puebla - 17.709 28500.00 3175.9 968.00 Desent 209 09/16
- 175 Grießkar-Höhlensystem (Platten- und Elferkogleschacht) Austria Totes Gebirge Stmk/OÖ 17.608 28338.00 2339.2 713.00 https://hoehle.org/laengste-tiefste 1/22
UW 176 Sistema Caterpillar      Mexico Quintana Roo Felipe Carrillo Puerto 17.556 28253.00 88.9 27.10 QRSS Long Caves List 07/19
- 177 Reseau de Francheville France Cote-d'Or Francheville 17.523 28200.00 488.8 149.00 Jean-Yves Bigot 01/16
  178 Fitton (Beauty) Cave U.S.A. Arkansas Newton 17.500 28163.52 89.9 95.40 Scott House e-mail 2/4
- 179 Jägerbrunntrog-Höhlensystem Austria Hagengebirge Salzburg 17.415 28026.00 3536.7 1078.00 https://hoehle.org/laengste-tiefste 1/22
- 180 V5 Sistemul Varasoaia (V5-V24) Romania Bihor Mtii Bihor  17.398 28000.00 2142.4 653.00 Alex Pologea e-mal 06/20
- 181 Ogof Daren Cilau System United Kingdom Wales Powys, Monmouthshire 17.398 28000.00 761.2 232.00 www.ukcaves.co.uk/all-longest 01/16
- 182 Old Homestead Cave Australia Western Australia Nullarbor Plain 17.398 28000.00 0.0 0.00 International Caver No.7 06/17
- 183 Thornhill Cave System U.S.A. Kentucky Breckenridge 17.232 27732.22 0.0 0.00 Arron Reed Louisville Grotto e-mail 01/16
- 184 Coldwater Cave U.S.A. Iowa Winneshiek 17.005 27366.89 80.0 24.38 Larry Welch e-mail 07/16
- 185 Glenwood Cave U.S.A. Iowa ? 17.005 27366.89 0.0 0.00 NSS Cave Files 10/16
- 186 Kingsdale Master Cave System United Kingdom England North Yorkshire 16.777 27000.00 541.3 165.00 www.ukcaves.co.uk/all-longest 01/16
- 187 Green Cathedral/Turtle Cave System Malaysia Sarawak Gunung Buda 16.759 26971.00 997.4 304.00 NSS News V62N8P225 08/16
- 188 Reseau de Lachambre - Estacio Vella France Pyrenees-Orientales Conflent 16.653 26800.00 0.0 0.00 C.Martorell e-mail 5/21
UW 189 Sistema Sand Crack   (Underwater) Mexico Quintana Roo Tulum 16.619 26746.00 58.1 17.70 QRSS Long Caves List 07/19
- 190 Reseau de Fuilla - Canalettes France Pyrenees-Orientales Conflent 16.466 26500.00 0.0 0.00 C.Martorell e-mail 5/21
- 191 Sistema Tibia-Fresca Spain Cantabria Porracolina 16.404 26400.00 1663.4 507.00 Jose Luis Membrado e-mail 11/21
- 192 Bigfoot Cave U.S.A. California Siskiyou 16.250 26151.84 1205.0 367.28 Scott Linn e-mail 10/16
- 193 Powell's Cave System U.S.A. Texas Menard 16.246 26145.50 79.0 24.08 Texas Speleological Survey via Jerry Atkinson e-mail 10/21
- 194 Reseau de Bunant France Haute Savoie Parmelan 16.235 26128.00 1187.7 362.00 Jean-Yves Bigot 1/22
- 195 Kuchlberg-Höhlensystem Austria Tennengebirge Salzburg 16.229 26118.00 2529.5 771.00 https://hoehle.org/laengste-tiefste 1/22
- 196 Baradla barlang-Domica jaskyna     ?? Slovakia / Hungary Slovak / Aggtelek Karst Kecovo - Josvafo 16.196 26065.00 380.6 116.00 P.Bella - P.Gruber e-mail 02/15
- 197 Gran Sistema Cavernaio de Fuentes Cuba Pinae del Rio Sierra de Mesa 16.156 26000.00 0.0 0.00 The International Caver #8 06/17
- 198 Perdidos (sis.cavernario de los) Cuba Pinar del Rio S. del Roario 16.156 26000.00 0.0 0.00 Speleolgia 05/17
- 199 Rumbling Falls Cave. U.S.A. Tennessee Van Buren 16.091 25895.95 474.0 144.48 Marion O.Smith per TCS 02/15
- 200 Reseau Jean Bernard France Haute Savoie Haute-Giffre 15.852 25512.00 5256.0 1625.00 web 1/22
- 201 Mystery Cave System U.S.A. Missouri Perry 15.842 25495.23 150.0 45.72 M.S.S. Walsh 02/15
UW 202 Sistema Nohoch Pek - Muk K'in   (Underwater) Mexico Quintana Roo Tulum 15.806 25437.00 61.0 18.60 QRSS Long Caves List 07/19
Q 203 Krem Puri   (Sandstone) India Meghalaya Khasi Hills 15.731 25317.00 98.4 30.00 Descent N275P15 08/20
- 204 Tjoarvekrajgge Norway Nordland Sorfold 15.638 25167.00 1630.6 497.00 Torstein Finnesand e-mail 08/16
- 205 Fern Cave                           (597) U.S.A. Alabama Jackson 15.630 25154.05 536.0 163.37 Fern Cave Project 06/17
- 206 Mountain Eye Cave System          (Saltpeter) U.S.A. Tennessee Fentress 15.587 25084.84 280.0 85.34 Tenn. Cave Survey 03/87
- 207 Sistema Buso della Rana / Pisarela Italy Veneto Faedo-Casaron 15.555 25033.00 738.2 225.00 Class.del.g.piu lunghe/profon.d'Italia 06/17
- 208 Vishevsky - Boylok (Boybuloq) Uzbekistan Uzbekistan Gissaro-Alay 15.534 25000.00 4642.0 2033.00 Vladimir Dolgly 9/21
- 209 Torca del Regato Calero Spain Cantabria - 15.534 25000.00 1148.3 350.00 Jose Luis Membrado e-mail 08/20
- 210 Complejo de Orbaneja del Castillo Spain Burgos               15.534 25000.00 0.0 0.00 Jose Luis Membrado e-mail 01/21
G 211 Krasnaya (Kyzyl-Toba) (Qizil Qoba) Ukraine Crimea - 15.180 24430.00 656.2 200.00 Inced O. e-mail 06/18
- 212 Gouffre Lonne-Peyret (Reseau des Arres Planeres) France Pyrenees-Atlantiques Pierre Saint Martin 15.125 24341.00 2648.0 807.00 Jean-Yves Bigot 01/16
- 213 Nunley Mtn.Cave System (Maria Angela Grotto) U.S.A. Tennessee Grundy 15.080 24268.91 350.0 106.68 David Parr per TCS 02/15
L 214 Hualalai Ranch Cave                U.S.A. Hawaii Hawaii 15.048 24217.00 1449.1 441.70 Doug Medville e-mail 03/16
- 215 DÖF-Sonnenleiter-Höhlensystem Austria Totes Gebirge Steiermark 15.020 24172.00 3582.7 1092.00 https://hoehle.org/laengste-tiefste 1/22
- 216 Cave Creek Cave System U.S.A. Kentucky Pulaski 15.010 24156.25 170.0 51.82 COG Squeaks 05/16
- 217 Groaning Cave U.S.A. Colorado Garfield 15.000 24140.16 149.0 45.42 Derek Bristol e-mail 08/16
- 218 Foglepole Cave U.S.A. Illinois Monroe 15.000 24140.16 0.0 0.00 NSS News V56N4P114 04/98
- 219 Postojnska jama Slovenia Notranjska Postojnski kras 14.987 24120.00 377.3 115.00 http://www.postojnska-jama.eu/en/news/2015/postojna-cave-extended-by-3-5-kilometres/ 04/17
- 220 Almberg-Höhlensystem Austria Totes Gebirge Steiermark 14.968 24088.00 990.8 302.00 https://hoehle.org/laengste-tiefste 1/22
- 221 Illyuzia-Mezhonnogo-Snezhnaya Georgia Abkhazia West Caucasus 14.963 24080.00 5774.3 1760.00 Web 1/22
- 222 Clearwell Caves (Part Mine) United Kingdom England Gloucestershire 14.913 24000.00 351.0 107.00 www.ukcaves.co.uk/all-longest 01/16
- 223 Torca de la Vaca - Wild Mare Spain Cantabria Entrambasaguas 14.859 23914.00 219.8 67.00 Juan Corrin e-mail 01/21
- 224 Benedicts (Persinger) Cave U.S.A. West Virginia Greenbrier 14.850 23898.76 254.0 77.42 WVASS Database 06/16
- 225 Sistema Soconusco Mexico Chiapas - 14.823 23856.00 1683.1 513.00 Taco van Leperen via Mark Minton e-mail 01/16
- 226 Akkado Japan Iwate - 14.726 23700.00 0.0 0.00 - 05/16
- 227 Stratenska jaskyna - Psie diery     ?? Slovakia Spissko-gemersky Slovensky raj 14.708 23670.00 636.5 194.00 www.drienka.host.sk/najdlhsie.php 01/16
- 228 jaskinia Wielka Sniezna Poland Czerwone Wierchy Malolaczniak 14.677 23620.00 2703.4 824.00 Polish Caving 2005-2009 06/16
- 229 Big Horn - Horsethief Cave System U.S.A. Wyoming / Montana Bighorn 14.615 23520.56 171.0 52.12 Even Gehring e-mail 02/15
- 230 Cueva Guerta Spain Asturias Pena Biguere 14.474 23294.00 0.0 0.00 Jose Luis Membrado e-mail 01/21
- 231 Systeme de Foussoubie France Ardeche Bas-Vivarais 14.457 23266.00 452.8 138.00 Jean-Yves Bigot 01/16
- 232 Cueva del Soplao Spain Cantabria Sierra de Arnero 14.449 23253.00 0.0 0.00 Jose Luis Membrado e-mail 10/19
- 233 Cueva Coyolat Mexico Puebla Tlacotepec 14.292 23000.00 2034.1 620.00 Gustavo e-mail AMCS#29 05/16
- 234 Complesso Fiume-Vento Italy Marche Frasassi 14.292 23000.00 803.8 245.00 http://www.Class.del.g.piulunghe/profon.d'Italia 06/17
- 235 Mini - Martin Cave - Exit Cave Australia Tasmania Ida Bay 14.292 23000.00 721.8 220.00 Sherry Juneo 06/17
- 236 Cuevas de Bellamar Cuba Matanzas - 14.292 23000.00 0.0 0.00 http://www.ecured.cu/index.php/Cuevas_de_Bellamar 10/16
- 237 Sistema de Cubija (North Vega System) Spain Cantabria Matienzo 14.222 22888.00 482.3 147.00 Juan Corrin e-mail 06/19
- 238 Rimstone River Cave U.S.A. Missouri Perry 14.200 22852.68 140.0 42.67 M.S.S. Walsh 02/15
- 239 Systeme Biolles - Squelettes - Crolleurs France Savoie Margeriaz 14.155 22781.00 1939.0 591.00 Jean-Yves Bigot 01/16
- 240 Bone - Norman Cave System U.S.A. West Virginia Greenbrier 14.118 22720.72 186.0 56.69 Bill Douty e-mail 12/97
- 241 Conjunto Sao Mateus/Imbira Brazil Goias Sao Domingos 14.062 22630.00 0.0 0.00 As Maiores Cavernas Do Basil  01/20
G 242 Kryshtaleva (Kristal'naja)      . Ukraine Ternopil Borshchiv 14.049 22610.00 66.0 20.00 cavemlynky@gmail.com  09/17
- 243 Riesending-Schachthohle Germany Bavaria Untersgberg Mtns. 14.043 22600.00 3769.7 1149.00 Thomas Matthalm e-mail 02/15
- 244 Grotta della Bigonda Italy Trentino A.A. Alt.di Asingo 14.043 22600.00 1476.4 450.00 Class.del.g.piu lunghe/profon.d'Italia 06/17
- 245 Burgunderschacht Austria Totes Gebirge Steiermark 14.036 22588.00 2782.2 848.00 https://hoehle.org/laengste-tiefste 1/22
- 246 Grotte d'Arphidia France Pyrenees-Atlantiques Pierre Saint Martin 14.027 22575.00 2336.0 712.00 Jean-Yves Bigot 01/16
- 247 Jenolan System Australia NSW - 13.983 22503.00 347.8 106.00 Mark Sefton e-mail 07/16
- 248 Pleasant Ridge Cave U.S.A. Tennessee Cannon 13.950 22450.35 340.0 103.63 Hal Love FB 3/22
- 249 Baishui Dong China Guizhou Jiang Kou 13.950 22450.00 0.0 0.00 http://www.grottes-et-karsts-de-chine.org/npds/gkc_rcdev50.php? 08/16
- 250 Interessante Höhle Austria Hagengebirge Salzburg 13.929 22416.00 2096.5 639.00 https://hoehle.org/laengste-tiefste 1/22
- 251 Gouffre Nebele France Pyrenees-Atlantiques Aquitaine 13.813 22230.00 754.6 230.00 Jean-Yves Bigot 01/16
UW 252 Sistema Ponderosa (Under Water & Dry) Mexico Quintana Roo Tulum 13.774 22167.00 93.2 28.40 QRSS Long Caves List 07/19
- 253 Pestera din Piriul Hodobanei   Romania Alba Mtii Bihor  13.758 22142.00 593.8 181.00 Victor Ursu info  09/16
- 254 Abisso Bueno Fonteno Italy Lombardia Fonteno 13.670 22000.00 0.0 0.00 Speleologia N68P102-103  06/16
- 255 Sistema del Hoyon de Saco(Sistema del Hoyo Grande) Spain Cantabria Porracolina 13.546 21800.00 1738.8 530.00 Clasificacion Por Desnivel 07/16
- 256 Krem Tyngheng/Diengjem India Meghalaya Jaintia Hills 13.530 21775.00 0.0 0.00 Descent 243 P33 04/17
- 257 Sistema del Rio Encantado Puerto Rico - Florida,Ciales,Manati 13.527 21770.00 1128.6 344.00 Mark Minton e-mail 06/16