WORLD LONGEST GYPSUM CAVES   Compiled by: Bob Gulden - July 01, 2019
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Do not ask for cave locations, I will not give them out.
          LENGTH LENGTH DEPTH DEPTH    
Rank CAVE  NAME COUNTRY STATE COUNTY MILES METERS FEET METERS SOURCE DATE
1 Optymistychna           Ukraine Ternopil Borshchiv 159.692 257000 49 15.0 Vyacheslav Apostolyuk 09/17
2 Ozerna                             . Ukraine Ternopil Borshchiv 87.296 140490 115 35.0 Vyacheslav Apostolyuk 09/17
3 Zolushka                             . Ukraine / Moldova Briceni/Cernivci Nowoselyzja 56.573 91045 98 30.0 cavemlynky@gmail.com  09/17
4 Mlynky                     . Ukraine Ternopil Chortkiv 32.885 52923 66 20.0 cavemlynky@gmail.com  01/19
5 Kryshtaleva (Kristal'naja)      . Ukraine Ternopil Borshchiv 14.049 22610 66 20.0 cavemlynky@gmail.com  09/17
6 Sistema Kulogorskaya-Troya              .   Russia Arkhangelsk Pinega 10.096 16248 59 18.0 Karst and cave Pinega's   -  Victor Malkov, Evgeny Gurkalo 06/16
7 Spipola-Aquafredda      . Italy - - 6.462 10400 0 0.0 Alexander Klimchouk Longest Gypsum caves of the world 06/16
8 D.C. Jester Cave System              . U.S.A. Oklahoma Greer 6.254 10065 35 10.7 Sue Bozeman 03/88
9 Sistema Olimpiyskaya-Lomonosovskaya            . Russia Arkhangelsk Pinega  5.661 9110 105 32.0 Karst and cave Pinega's   -  Victor Malkov, Evgeni Gurkalo 06/16
10 Slavka Ukraine Ternopil Borshchiv 5.654 9100 0 0.0 cavemlynky@gmail.com  09/17
11 Systema Cueva del Agua   . Spain Andalusia Almeria 5.599 9010 0 0.0 Jose Luis Membrado e-mail 12/16
12 Verteba Ukraine Ternopil Borshchiv 5.313 8550 0 0.0 cavemlynky@gmail.com  09/17
13 Cater Magara   Syria Raqqah Raqqah 4.536 7300 164 50.0 http://www.akkh.de/ag_syrien_ex.html 10/16
14 Sistema Kumichevka-Vizborovskaya               . Russia Arkhangelsk Pinega  4.511 7260 79 24.0 Evgeni Gurkalo, Aleksandr Kabanihin  <gurkalo@atnet.ru> 06/16
15 Parks' Ranch Cave                    . U.S.A. New Mexico Eddy 4.098 6595 100 30.5 Dave Belski e-mail 03/16
16 Konstitutionaya                 . Russia Arkhangelsk Pinega  3.809 6130 105 32.0  Victor Malkov, Evgeny Gurkalo <gurkalo@atnet.ru> 06/16
17 Kungur Ice Cave       . Russia Perm Region Kungur District 3.542 5700 105 32.0 Igor Lavrov Peshchtry - Interuniversity collection of Scienceific Trans. 01/16
18 Bukovinka Ukraine Chernivci Nowoselytsja 3.393 5460 0 0.0 cavemlynky@gmail.com  09/17
19 Selman Cave System                   . U.S.A. Oklahoma Woodward 2.979 4794 0 0.0 NSS News V60N7P204 07/16
20 Severniy Siphon                . Russia Arkhangelsk Pinega  2.869 4617 82 25.0 Vlad Eremeev, Evgeny Gurkalo, <gurkalo@atnet.ru> 06/16
21 Ordinskaya Cave       .(Under Water) Russia Perm Region Orda District 2.858 4600 164 50.0 Ulyana Zhakova e-mail 03/16
22 Zolotoy Kluchik          . Russia Arkhangelsk Pinega  2.722 4380 33 10.0  Victor Malkov, Evgeny Gurkalo 06/16
23 Systema Cueva Covadura   . Spain Andalusia Almeria 2.638 4245 413 126.0 Jose Luis Membrado e-mail 12/16
24 Sima de las Yeseras (Cueva de Estremera)  . Spain Madrid Estremera 2.485 4000 197 60.0 Jose Luis Membrado e-mail 04/17
25 Crystal Caverns                      . U.S.A. New Mexico DeBaca 2.355 3790 331 100.9 Dave Belski e-mail 03/16
26 Double Barrel Shotgun Cave           . U.S.A. New Mexico Lincoln 2.314 3724 287 87.5 Dave Belski e-mail 03/16
27 Sistema ECA Spain Andalusia Almeria 2.241 3607 0 0.0 Jose Luis Membrado e-mail 12/16
28 Umm al Masabih Libya Tripolitainial Bir al Ghanam 2.233 3593 172 52.5 Alexander Klimchouk Longest Gypsum caves of the world 06/17
29 Gostri Govdy Ukraine Chernivci Zastavna 2.218 3570 0 0.0 cavemlynky@gmail.com  09/17
30 Scrooge Cave                         . U.S.A. New Mexico Lincoln 2.170 3492 46 14.0 Dave Belski e-mail 03/16
31 Simfoniya             . Russia Arkhangelsk Pinega  2.013 3240 33 10.0 Karst and cave Pinega's   -   Victor Malkov, Evgeny Gurkalo 06/16
32 Bol'shaya Pehorovskaya                . Russia Arkhangelsk Pinega  1.991 3205 59 18.0  Victor Malkov, Evgeny Gurkalo 06/16
33 Carcass Cave                         . U.S.A. New Mexico De Baca 1.966 3164 333 101.5 Dave Belski e-mail 03/16
34 Martin Cave System                   . U.S.A. New Mexico Chaves 1.870 3009 34 10.4 Dave Belski e-mail 03/16
35 Abisso Lusa   . Italy Emilia Romagna - 1.864 3000 669 204.0 Reinhard Elsensohn e-mail 02/15
36 Leningradskaya           . Russia Arkhangelsk Pinega  1.845 2970 89 27.0  Victor Malkov, Evgeny Gurkalo 06/16
37 Reseau Denis Parisis France Val-la'Oise Béthemont-la-Forêt 1.833 2950 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
38 Wimmelburger Schlotte                 . Germany Sachsen-Anhalt mansfelder Land 1.763 2838 0 0.0 Prof.Dr.Stephan Kempe e-mail 01/16
39 Horseshoe Vally Cave                 . U.S.A. Oklahoma Greer 1.715 2760 0 0.0 NSS News 08/95
40 Pshashe-Setenay     . Russia Krasnodar Caucasus,Laba river 1.671 2690 164 50.0 Andrey Ostapenko, Victor Kovalenko, KGSS group 01/16
41 Cueva del Yeso   . Spain Andalucia Cordoba 1.663 2676 0 0.0 Jose Luis Membrado e-mail 01/16
42 Alexandra Tereschenko               . Russia Arkhangelsk Pinega  1.615 2599 39 12.0  Victor Malkov, Evgeny Gurkalo 06/16
43 Vodnaya                 . Russia Arkhangelsk Pinega  1.614 2598 26 8.0  Victor Malkov, Evgeny Gurkalo 06/16
44 Jansill/Driftwood Cave System        . U.S.A. New Mexico Chaves 1.592 2562 233 71.0 Dave Belski e-mail 03/16
45 River Styx Cave     . U.S.A. Texas King 1.592 2562 50 15.2 Texas Speleological Survey via Jerry Atkinson e-mail 01/16
46 Fanning Ranch North & South Cave     . U.S.A. New Mexico Eddy 1.589 2557 45 13.7 Dave Belski e-mail 03/16
47 Jubileynaya             . Russia Arkhangelsk Pinega  1.588 2555 98 30.0  Victor Malkov, Evgeny Gurkalo 06/16
48 Atlantida   Ukraine Khmelnytsk Kamyanets-Podilskyji 1.569 2525 0 0.0 cavemlynky@gmail.com  09/17
49 Ingh.Ca' Siepe      . Italy - - 1.553 2500 0 0.0 Alexander Klimchouk Longest Gypsum caves of the world 06/17
50 Triple Engle Pit                     . U.S.A. New Mexico De Baca 1.544 2485 442 134.7 Dave Belski e-mail 03/16
51 Nescatunga Cave                      . U.S.A. Oklahoma Major 1.490 2398 0 0.0 R. Breisch 05/17
52 Bingham Cave                         . U.S.A. Oklahoma Woodward 1.478 2379 0 0.0 Keith Harris e-mail (Ok.UG V9 1979) 07/98
53 Segeberger-Kalkhoehle            . Germany Schleswig-Holstein Segeberg 1.466 2360 0 0.0 Prof.Dr.Stephan Kempe e-mail 01/16
54 Coffee Cave                          . U.S.A. New Mexico Eddy 1.442 2321 11 3.4 Dave Belski e-mail 03/16
55 Pehorovskiy Proval                . Russia Arkhangelsk Pinega  1.406 2262 72 22.0  Victor Malkov, Evgeny Gurkalo 06/16
56 Ugryn' Ukraine Ternopil Chortkiv 1.317 2120 0 0.0 cavemlynky@gmail.com  09/17
57 Re Tiberio      . Italy - - 1.311 2110 0 0.0 Alexander Klimchouk Longest Gypsum caves of the world 06/17
58 Hay's Cave                           . U.S.A. New Mexico - 1.266 2037 69 21.0 Dave Belski e-mail 03/16
59 Kulogorskaya-5                     . Russia Arkhangelsk Pinega  1.264 2035 33 10.0  Victor Malkov, Evgeny Gurkalo 06/16
60 Popova     . Russia Krasnodar Caucasus,Laba river 1.263 2032 66 20.0 Andrey Ostapenko, KGSS group 01/16
61 Cueva del Peral   . Spain Andalusia Almeria 1.243 2000 0 0.0 Reinhard Elsensohn e-mail 02/15
62 Complejo GEP Spain Andalusia Almeria 1.243 2000 0 0.0 Jose Luis Membrado e-mail 12/16
63 Sculpture Cave                       . U.S.A. Oklahoma Major 1.194 1922 0 0.0 Speleo Digest 05/17
64 Pogranichnaya                        . Russia Arkhangelsk Holmogory 1.187 1910 33 10.0 Evgeny Gurkalo 06/16
65 Cueva del Tesoro  . Spain Andalusia Almeria 1.174 1890 0 0.0 Jose Luis Membrado e-mail 12/16
66 Alabaster Caverns                    . U.S.A. Oklahoma Woodward 1.164 1873 0 0.0 Ok. Underground 06/17
67 Severyanka                           . Russia Arkhangelsk Pinega  1.137 1830 13 4.0  Victor Malkov, Evgeny Gurkalo 06/16
68 Cueva Fuente del Peral Spain Andalusia Almeria 1.118 1800 0 0.0 Jose Luis Membrado e-mail 12/16
69 West Clutch Cave U.S.A. Texas Childress 1.111 1788 73 22.3 Texas Speleological Survey via Terry Holsinger e-mail 01/16
70 Heimkehle               . Germany Sachsen-Anhalt Sangerhausen 1.106 1780 0 0.0 Prof.Dr.Stephan Kempe e-mail 01/16
71 Pearl Cave                           . U.S.A. Oklahoma Woodward 1.097 1765 0 0.0 Ok. Underground V9P6 06/17
72 Numburghoehle               . Germany Thueringen Nordhausen 1.087 1750 0 0.0 Prof.Dr.Stephan Kempe e-mail 01/16
73 Wayne's Womb Cave                    . U.S.A. New Mexico Lincoln 1.069 1720 47 14.3 Dave Belski e-mail 03/16
74 Schlotte at the Ottilaeschacht               . Germany Niedersachsen Goslar 1.063 1710 0 0.0 Prof.Dr.Stephan Kempe e-mail 01/16
75 Widow Cave                           . U.S.A. Oklahoma Major 1.052 1693 0 0.0 NSS News V47N3P77 03/89
76 Sistema Barranco del Tesoro Spain Andalusia Almeria 1.044 1680 0 0.0 Jose Luis Membrado e-mail 12/16
77 Sistema B.1 - Magda - FA Spain Andalusia Almeria 1.017 1637 0 0.0 Jose Luis Membrado e-mail 12/16
78 Uvileyna Ukraine Ternopil Borshchiv 1.008 1623 0 0.0 cavemlynky@gmail.com  09/17
79 Golubinskiy Proval                . Russia Arkhangelsk Pinega  1.008 1622 56 17.0 Karst and cave Pinega's  - Victor Malkov, Evgeny Gurkalo 06/16
80 Geograficheskogo Obschestva USSR                  . Russia Arkhangelsk Pinega  0.994 1600 59 18.0 Evgeny Gurkalo  06/16
81 Sistema Cano Spain Andalusia Almeria 0.982 1580 0 0.0 Jose Luis Membrado e-mail 12/16
82 Sistema de los Ruidos - Kas Spain Andalusia Almeria 0.944 1519 0 0.0 Jose Luis Membrado e-mail 12/16
83 Pothooks Cave     . U.S.A. Texas Childress 0.938 1510 49 14.9 Texas Speleological Survey via Jerry Atkinson e-mail 01/16
84 Cueva de los Apas Spain Andalusia Almeria 0.932 1500 0 0.0 Jose Luis Membrado e-mail 12/16
85 Muzeynaya                     . Russia Arkhangelsk Pinega  0.920 1480 33 10.0  Victor Malkov, Evgeny Gurkalo 06/16
86 Ammonal'naja     . Russia Krasnodar Caucasus,Laba river 0.910 1464 374 114.0 Leonid Suhovey 01/16
87 Staubleichenhoehle Syria Dayr az-Zawr Madan 0.886 1426 33 10.0 http://www.akkh.de/ag_syrien_ex.html 10/16
88 Zheleznie Vorota 1-2                . Russia Arkhangelsk Pinega  0.857 1380 33 10.0  Victor Malkov, Evgeny Gurkalo 06/16
89 Sistema de les Bores del Borro Spain Andalusia Almeria 0.817 1315 0 0.0 Jose Luis Membrado e-mail 12/16
90 Els Sumidors (Tunel dels Sumidors)   . Spain Valencia Vallada 0.783 1260 673 205.0 www.venadelgesso.org 02/15
91 Lunnie Gori                      . Russia Arkhangelsk Holmogory 0.766 1233 36 11.0  Victor Malkov, Evgeny Gurkalo 06/16
92 Arochnaja     . Russia Krasnodar Caucasus,Laba river 0.738 1188 82 25.0 Andrey Ostapenko, KGSS group 01/16
93 Walkup Cave     . U.S.A. Texas Hardeman 0.738 1188 138 42.1 Texas Speleological Survey via Jerry Atkinson e-mail 01/16
94 Gun'kina-4     . Russia Karachaevo/Cherkesia Caucasus,Laba river 0.715 1150 217 66.0 Andrey Ostapenko, KGSS group 01/16
95 Dedova Jama     . Russia Krasnodar Caucasus,Laba river 0.707 1138 95 29.0 Andrey Ostapenko, KGSS group 01/16
96 Saburovskaya                          . Russia Arkhangelsk Pinega 0.686 1104 26 8.0 Vlad Eremeev, Evgeny Gurkalo 06/16
97 Barbarossahoehle Germany Thueringen Rottleben 0.684 1100 230 70.0 http://de.wikipegia.org/wiki/Barbarossah%C3%B6hle 09/16
98 Nizhnyaya Saburovskaya                  . Russia Arkhangelsk Pinega 0.674 1084 26 8.0 Vlad Eremeev, Evgeny Gurkalo 06/16
99 Aprelskiy Uzel                    . Russia Arkhangelsk Holmogory 0.664 1069 33 10.0 Evgeny Gurkalo 06/16
100 Conical Sink Cave     . U.S.A. Texas Childress 0.664 1069 73 22.3 Texas Speleological Survey via Jerry Atkinson e-mail 01/16
101 Cave-Al-Metras Syria Raqqah Raqqah 0.656 1055 164 50.0 http://www.akkh.de/ag_syrien_ex.html 10/16
102 Cueva del Yeso   . Spain Andalusia Almeria 0.652 1050 0 0.0 Jose Luis Membrado e-mail 12/16
103 Coves de Rotgers Spain Andalusia Bergueda 0.630 1014 0 0.0 Jose Luis Membrado e-mail 12/16
104 Kitezh                           . Russia Arkhangelsk Pinega 0.592 953 46 14.0  Victor Malkov, Evgeny Gurkalo 06/16
105 Severnaya Venetsiya                . Russia Arkhangelsk Pinega 0.587 945 16 5.0  Victor Malkov, Evgeny Gurkalo 06/16
106 Dvinskaya                       . Russia Arkhangelsk Holmogory 0.566 911 16 5.0  Victor Malkov, Evgeny Gurkalo 06/16
107 Siyanie                           . Russia Arkhangelsk Holmogory 0.560 902 30 9.0  Evgeny Gurkalo 06/16
108 Havard Cave             . U.S.A. Kansas Barber 0.556 894 0 0.0 e-mail 01/19
109 Malaya Golubinskaya                   . Russia Arkhangelsk Pinega 0.547 880 36 11.0  Victor Malkov, Evgeny Gurkalo 06/16
110 Speleomor'e                            . Russia Arkhangelsk Pinega 0.516 830 33 10.0  Victor Malkov, Evgeny Gurkalo 06/16
111 Malaya Pehorovskaya                    . Russia Arkhangelsk Pinega 0.510 820 49 15.0  Victor Malkov, Evgeny Gurkalo 06/16
112 Bol'shoy Holodil'nik           .  Russia Arkhangelsk Pinega 0.506 815 66 20.0  Victor Malkov, Evgeny Gurkalo 06/16
113 Root Cellar Cave U.S.A. Texas Childress 0.397 639 46 14.0 Texas Speleological Survey via Terry Holsinger e-mail 01/16
114 cueva del Leon Argentina Neuquen Las Lajas 0.392 631 0 0.0 Atlas - Great Caves of the World 06/17
115 McMoran Cave U.S.A. Kansas Comanche 0.380 611 0   e-mail 01/19
116 D.E.S. Cave U.S.A. Kansas Comanche 0.379 610 0 0.0 Jonathan Beard 08/16
117 Kladbische Illuziy     . Russia Karachaevo/Cherkesia Caucasus,Laba river 0.349 561 33 10.0 Andrey Ostapenko, KGSS group 01/16
118 Besleneevskaja-1      . Russia Krasnodar Caucasus,Laba river 0.348 560 148 45.0 Leonid Suhovey 01/16
119 Upper Hinton Creek Cave U.S.A. Texas Collingsworth 0.336 541 29 8.8 Texas Speleological Survey via Terry Holsinger e-mail 01/16
120 Grotte de Champ-Bernard France Savoie Granier 0.326 525 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
121 Crystal Cave  U.S.A. Texas Culberson 0.326 525 262 79.9 Texas Speleological Survey via Terry Holsinger e-mail 01/16
122 Uchkuduk     . Russia Krasnodar Caucasus,Laba river 0.317 510 144 44.0 Andrey Ostapenko, KGSS group 01/16
123 Ash Creek Cave U.S.A. Kansas Barber 0.315 507 0   e-mail 01/19
124 Grotte de Vaujours France Seine-Saint-Denis Vaujours 0.311 500 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
125 Long Crawl Cave U.S.A. Kansas Comanche 0.289 465 0 0.0 e-mail 01/19
126 Dead Bunny Hole U.S.A. Texas Culberson 0.256 412 46 14.0 Texas Speleological Survey via Terry Holsinger e-mail 01/16
127 Balme de Sardiéres France Savoie Solliéres-Sardiéres 0.252 405 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
128 Walnut Cave U.S.A. Kansas Barber 0.247 397 14 4.4 e-mail 01/19
129 Collapse Cave U.S.A. Texas Cottle 0.227 365 60 18.3 Texas Speleological Survey via Terry Holsinger e-mail 01/16
130 Creek Cave U.S.A. Texas Stonewall 0.227 365 0 0.0 Texas Speleological Survey via Terry Holsinger e-mail 01/16
131 Border Cave U.S.A. Texas Culberson 0.226 364 52 15.8 Texas Speleological Survey via Terry Holsinger e-mail 01/16
132 Butt9on Ranch Cave U.S.A. South Dakota Custer 0.223 359 56 17.1 Marc Ohms e-mail 06/16
133 Little Crystal Cave U.S.A. Texas Hardeman 0.202 325 15 4.6 Texas Speleological Survey via Terry Holsinger e-mail 01/16
134 Traversee de Gébroulaz France Savoie Les Allues 0.202 325 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
135 Grotte de Sués France Alpes-Maritimes Sospel 0.186 300 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
136 Big Mouth Cave U.S.A. Texas Wheeler 0.186 299 0 0.0 Texas Speleological Survey via Terry Holsinger e-mail 01/16
137 Fontaine des Iscles France Alpes-Maritimes Lantosque 0.155 250 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
138 Grotte-émergence des Planes France Savoie Pralognan 0.130 210 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010
139 Grotte du Moulin d'Oeremont France Val-la'Oise Argenteuil 0.124 200 0 0.0 Le Karst Du Gypse, Jean Yves Bigot Page 86-87 2010