| Name ↑↓ |
Country
↑ |
Depth,
m ↑ |
Length,
m ↑ |
| Zolushka |  | -30 | 92 000 |
| Zimna |  | -176 | 4 250 |
| Zhai Dong |  | -552 | 8 403 |
| Zaydmana |  | -506 | 1 500 |
| Yorkshire Pot - Mendips cave |  | -389 | 13 812 |
| Yaschik Pandory |  | -180 | 10 100 |
| Xontjoa Shunthua |  | -1 223 | 31 373 |
| Xanadu Cave System |  | -70 | 38 307 |
| Wysoka - Za Siedmiu Progami | | -435 | 11 660 |
| Windloch Klontal |  | -349 | 8 000 |
| Wind Cave | | -194 | 222 234 |
| Wielka Sniezna | | -814 | 17 300 |
| Vrtiglavica Jama |  | -643 | ? |
| Vorontsovskaya | | -240 | 10 640 |
| Voronija |  | -2 197 | 16 058 |
| Veryovkina | | -2 212 | 12 700 |
| Velika ledena jama v Paradani | | -646 | 1 079 |
| Ursa Major | | -182 | 6 594 |
| Uralskaya | | -565 | 2 500 |
| Tun Kul |  | -160 | 18 000 |
| Trou qui Souffle |  | -670 | 41 000 |
| Torca Idoubeda |  | -1 167 | 2 423 |
| Torca dos los Rebecos | | -1 255 | 2 228 |
| Torca del Jou de Cerredo | | -910 | 2 325 |
| Torca de Uriello | | -1 022 | 3 632 |
| Torca de la Laureola | | -830 | 1 255 |
| Toghobeit |  | -722 | 3 918 |
| Toca da Boa Vista |  | -50 | 120 000 |
| Toca da Barriguda | | -61 | 33 000 |
| Tjoarvekrajgge |  | -502 | 19 000 |
| Three Island | | -12 | 6 563 |
| The Hole (Boggs Cave) | | -69 | 37 020 |
| Thanksgiving Cave | | -416 | 8 311 |
| Teng Long Dong | | ? | 52 800 |
| Tanntalhohle |  | -440 | 34 000 |
| Tafkoura |  | -800 | 4 500 |
| Systeme du Granier | | -513 | 55 327 |
| Sumgan Kutuk | | -130 | 9 860 |
| Stratenska jaskyna-Psie diery |  | -184 | 21 800 |
| St.Pauls |  | -100 | 21 000 |
| Spluga della Preta |  | -875 | 4 372 |
| Sotano de Trinidad | | -834 | 2 780 |
| Sotano de Agua de Corrizo | | -843 | 4 477 |
| Sonconga | | -1 014 | 2 057 |
| Sof Omar Holluca |  | -15 | 15 100 |
| Sniezna Studnia | | -763 | 6 600 |
| Snezhnaya | | -1 753 | 24 080 |
| Slovacka Jama |  | -1 320 | 4 832 |
| Sloans Valley Cave System | | -73 | 39 640 |
| Skalarjevo brezno | | -911 | 2 989 |
| Sistema Tepepa | | -900 | 26 500 |
| Sistema Soconusco | | -513 | 21 733 |
| Sistema Purificacion | | -953 | 93 755 |
| Sistema Ox Bel Ha | | -35 | 233 086 |
| Sistema Garma Ciega-Sumidero de Cellagua | | -825 | 23 173 |
| Sistema del Trave | | -1 441 | 9 167 |
| Sistema del Rio Encantado |  | -250 | 16 910 |
| Sistema del Jou de la Canal Parda | | -903 | 4 400 |
| Sistema del Jitu | | -1 264 | 8 022 |
| Sistema de Pan de Azucar |  | ? | 20 000 |
| Sistema Cuetzalan - Atepolihuit | | -658 | 37 676 |
| Sistema Cueto-Coventosa-Cobera | | -815 | 32 529 |
| Sistema Cheve | | -1 484 | 26 194 |
| Sistema Azpilicueta-Coteron-Renada | | -300 | 21 475 |
| Sistema Aranonera | | -1 349 | 44 682 |
| Sistem Mig | | -970 | 7 200 |
| Sima G.E.S.M. | | -1 101 | 2 718 |
| Silberensystem | | -847 | 32 685 |
| Siebenhengste-Hohgant-Hohle | | -1 340 | 157 000 |
| Shuanghe Dongqun | | -593 | 128 003 |
| Shpella e Pucit |  | -335 | 5 000 |
| Shpella e Njerzit e Lageshtires | | -503 | 2 000 |
| Selminum Tem |  | -137 | 20 500 |
| Scott Hollow Cave | | -174 | 41 843 |
| Schwer-Hohlensystem | | -1 219 | 6 273 |
| Schrattenhohle | | -530 | 19 000 |
| Schoenbergsystem | | -1 060 | 135 200 |
| Sarma | | -1 830 | 13 000 |
| Sao Vicente | | ? | 8 784 |
| Santo Tomas | | ? | 44 165 |
| San Wang Dong | | -300 | 34 767 |
| Salzgrabenhohle |  | -399 | 9 012 |
| Salukang Kalang |  | -50 | 20 000 |
| Sac Actun | | -78 | 217 363 |
| Reseau Neide-Muruk-Berenice | | -1 258 | 17 000 |
| Reseau Jean Bernard | | -1 602 | 20 536 |
| Reseau de la Diau | | -698 | 27 000 |
| Reseau de la Dent de Crolles | | -603 | 50 101 |
| Reseau de la Coumo d'Hyouernedo | | -973 | 105 767 |
| Reseau de L'Alpe | | -655 | 6 024 |
| Reseau de Couffin-Chevaline | | -411 | 28 542 |
| Renejevo brezno | | -1 074 | 1 000 |
| Reed Flute Cave | | -240 | 500 |
| Red Del Silencio | | -542 | 60 000 |
| Queenslander Cave |  | -60 | 10 000 |
| Q5 | | -301 | 1 867 |
| Pyl-Volgy |  | -104 | 12 400 |
| Predjamski | | -190 | 13 044 |
| Pozu de Cabeza Muxa | | -939 | 2 630 |
| Pozo del Madejuno | | -1 255 | 2 852 |
| Poulnagollum Poulelva |  | -100 | 14 400 |
| Poloska Jama | | -704 | 10 800 |
| Pionerskaya | | -815 | 1 700 |
| Pinargozu Magarasi |  | -660 | 10 000 |
| Peynirlikonu Dudeni | | -1 429 | 3 118 |
| Pestera Vintului |  | -170 | 42 165 |
| Pestera din pipiul hodohahel | | -181 | 22 042 |
| Pestera de la Izvorul Tausoare | | -415 | 16 000 |
| Perdidos | | ? | 26 000 |
| Partizanskaya | | -72 | 6 100 |
| Pantjukhinskaja | | -1 508 | 5 530 |
| Ozernaya | | -35 | 127 779 |
| Oskola-Kristihola | | -300 | 11 000 |
| Organ (Greenbrier) Cave System | | -148 | 63 569 |
| Optimisticheskaya | | -20 | 236 000 |
| Omber en Banda al Bus del Zel | | -430 | 17 000 |
| Ogof Ffynnon Ddu |  | -308 | 50 000 |
| Ogof Draenen | | -98 | 66 120 |
| Ogof Daren Cilau | | -190 | 28 000 |
| Ogof Agen Allwedd | | -150 | 34 100 |
| Odloman Cave | | -82 | 8 870 |
| Novoafonskaya | | -183 | 3 000 |
| Nguom-Pak-Bo |  | -77 | 3 248 |
| Nettlebed Cave System - Blizzard Pot |  | -889 | 24 252 |
| Nazarovskaya | | -500 | 6 500 |
| Naranhal | | -34 | 21 374 |
| Napra | | -970 | 3 520 |
| Mulamulang | | -115 | 11 000 |
| Moskovskaya | | -1 125 | 2 500 |
| Monks red palace |  | -56 | 6 314 |
| Mlinki | | -20 | 24 150 |
| Mini - Martin Cave | | -220 | 16 000 |
| Mgharet Jiita |  | -141 | 9 042 |
| Mchishta | | -90 | 4 320 |
| Mayskaya | | -500 | 3 110 |
| Mamutova | | -68 | 3 510 |
| Mamo Kanada | | -528 | 54 800 |
| Mammoth Cave System | | -116 | 627 644 |
| Mala Boka | | -1 319 | 8 168 |
| Majaguas-Cantera | | ? | 23 500 |
| Luweng Jaran | | -60 | 25 000 |
| Lukina Jama - Trojama | | -1 421 | 1 078 |
| Lingshandong | | -485 | 19 301 |
| Leningradskaya | | -70 | 5 000 |
| Lechuguilla Cave | | -478 | 209 601 |
| Lapa Terra Ronca | | ? | 7 500 |
| Lamprechtsofen | | -1 632 | 50 000 |
| Laminako Ateak | | -1 408 | 14 500 |
| Kyzyl Koba | | -200 | 17 350 |
| Kvartet | | -400 | 1 300 |
| Kuzgun | | -1 400 | 3 187 |
| Kuyukuyu | | -832 | 1 231 |
| Kugurskaya | | -27 | 5 700 |
| Kubla Khan Cave | | -70 | 4 027 |
| Krizna Jama | | -32 | 8 163 |
| Kristalnaya | | -20 | 22 000 |
| Krestik-Turist System | | -633 | 10 370 |
| Krem Um Lawan |  | -200 | 18 700 |
| Korra-Lin | | -38 | 13 200 |
| Kolkbluser-Monsterhohle | | -723 | 44 487 |
| Kizelovskaya Viasherskaya | | -43 | 7 600 |
| Kingsdale Cave System | | -131 | 24 000 |
| Kievskaya | | -990 | 2 340 |
| Khazad-Dum | | -321 | 1 774 |
| Kazumura | | -1 102 | 65 500 |
| Kasna Jama | | -280 | 12 200 |
| Kaskadnaya | | -405 | 1 500 |
| Kap-Kutan (Promezhutochnaya) |  | -310 | 57 000 |
| Kammerschartenhohle | | -1 033 | 5 500 |
| K2, Hohgant | | -751 | 13 640 |
| Jewel Cave | | -193 | 257 495 |
| Jenolan System | | -106 | 22 500 |
| Javorova priepast | | -305 | 8 000 |
| Jaskyna Mrtvych netopierov | | -312 | 8 000 |
| J2 | | -1 222 | 6 846 |
| Ireby Notts cave system | | -183 | 10 500 |
| Ilyukhina | | -1 275 | 5 890 |
| Huautla | | -1 475 | 62 099 |
| Holloch | | -366 | 4 760 |
| Holloch | | -828 | 156 000 |
| Hirlatzhohle | | -1 070 | 91 800 |
| Hellhole System | | -224 | 67 914 |
| Hang-Khe-Ri | | -120 | 13 817 |
| Han-sur-Lesse |  | -110 | 16 000 |
| Gutschtobelhohle | | -629 | 13 100 |
| Gua Air Jernih |  | -355 | 189 072 |
| Grutas de Rancho Nuevo (San Cristobal) | | -520 | 10 218 |
| Gruta Olhos d'Agua | | -135 | 7 360 |
| Gruta do Padre | | -125 | 15 800 |
| Gruta do Janelao | | -176 | 4 747 |
| Gruta do Centenario | | -481 | 4 700 |
| Gruta Casa de Pedra | | -292 | 2 930 |
| Growling Swallet System | | -348 | 11 000 |
| Grotte de Neuvon | | -35 | 19 100 |
| Grotte de Milandre | | -135 | 10 520 |
| Grotte de Leviathan |  | -408 | 9 152 |
| Grotte de la Luire | | -547 | 33 700 |
| Grotte de Gournier | | -680 | 18 000 |
| Grotte D'Arphidia | | -712 | 22 300 |
| Grotta della Mottera | | -620 | 12 000 |
| Grotta della Bigonda | | -450 | 22 600 |
| Greftkjelen | | -315 | 4 890 |
| Great Blue Hole | | -120 | 318 |
| Gran Sistema Cavernaio de Fuentes | | ? | 30 000 |
| Grafskiy Proval | | -770 | 1 750 |
| Gouffre Mirolda | | -1 733 | 12 000 |
| Gouffre des Partages | | -1 097 | 22 000 |
| Gouffre de Padirac | | -230 | 29 000 |
| Gouffre de la Pierre-Saint-Martin | | -1 408 | 80 200 |
| Gouffre Berger | | -1 323 | 31 790 |
| Ghar-e-Dosar |  | -144 | ? |
| Ghar Parau | | -751 | 1 364 |
| Geburtstagsschacht | | -698 | 1 000 |
| Gebihe | | -418 | 7 746 |
| Gaurdakskaya Fata-Morgana | | -120 | 11 500 |
| Gargantua | | -286 | 5 997 |
| Gamslocher-Kolowratsys | | -570 | 17 067 |
| Friars Hole Cave System | | -188 | 73 288 |
| Frauenmauer-Langstein-Hohlensystem | | -595 | 20 215 |
| Fisher Ridge | | -60 | 113 000 |
| Feuertal-hohlensystem | | -913 | 22 121 |
| Festivalnaya-Ledopadnaya | | -625 | 13 000 |
| Er Wang Dong | | -241 | 26 021 |
| Ellis Basin System | | -775 | 29 804 |
| Eisriesenwelt | | -407 | 42 000 |
| Ease Gill Cave System | | -211 | 70 500 |
| Eagle Nest | | -174 | 3 600 |
| E3 | | -734 | 9 125 |
| Dzou | | -1 090 | 6 000 |
| Duhlata |  | -53 | 17 600 |
| Dong Ba Dong | | -653 | 7 612 |
| DOEF Sonnenleiterschacht - Geisterjagerschacht | | -1 054 | 17 325 |
| Divya | | -28 | 9 750 |
| Diros Cave | | ? | 15 400 |
| Del Cerro del Cuevon | | -1 589 | 7 060 |
| Dachstein-Mammuthohle | | -1 199 | 58 532 |
| Da Keng | | -775 | 4 274 |
| Czarna | | -304 | 6 500 |
| Cumberland Caverns | | -61 | 44 444 |
| Culverson Creek Cave System | | -122 | 33 507 |
| Cukurpinar Dudeni | | -1 190 | 3 550 |
| Cuevas del Draco | | -25 | 2 500 |
| Cueva Fresca | | -410 | 25 353 |
| Cueva del Viento | | -478 | 17 180 |
| Cueva del Tecolote | | -424 | 40 475 |
| Cueva del Rio La Venta | | -430 | 13 000 |
| Cueva del Hoyo Salcedillo | | -530 | 13 000 |
| Cueva de los Chorros | | -130 | 20 928 |
| Cueva de Alpazat | | -136 | 13 678 |
| Cueva Coyolat | | -620 | 23 000 |
| Cueva Charco | | -1 278 | 6 710 |
| Crnelsko brezno | | -1 241 | 8 000 |
| Creux de la Litorne | | -420 | 30 469 |
| Coume Ferrat | | -680 | 10 000 |
| Cosanostraloch-Berger-Platteneck Hohle | | -1 291 | 30 396 |
| Conjunto Santa Rita | | ? | 17 050 |
| Complesso W Le Donne | | -1 180 | 5 744 |
| Complesso Sotterraneo del Col delle Erbe | | -935 | 16 500 |
| Complesso di Piaggia Bella | | -961 | 35 500 |
| Complesso di Conca delle Carsene | | -759 | 13 500 |
| Complesso del Monte Corchia | | -1 190 | 52 300 |
| Combe des Bioles - Tanne des Squelettes | | -563 | 12 500 |
| Colong Caves | | -100 | 6 000 |
| Codula di Luna | | -331 | 37 000 |
| Cockelbiddy | | -90 | 6 100 |
| Chu Yan Dong | | -355 | 17 600 |
| Chaos Cave |  | -112 | 6 030 |
| Ceki 2 | | -1 533 | 5 291 |
| Caverna da Tapagem | | -140 | 5 130 |
| Castleguard Cave | | -387 | 20 122 |
| Carlsbad Cavern | | -316 | 49 680 |
| Butler-Sinking Creek System | | -190 | 27 706 |
| Burgunderschacht | | -845 | 17 910 |
| Bulmer Caverns | | -749 | 40 600 |
| Bullita Cave System | | -23 | 120 400 |
| Boy-Bulok | | -1 415 | 14 270 |
| Botovskaya | | -6 | 57 256 |
| Bolshaya Oreshnaya | | -190 | 58 000 |
| Blue Spring Cave | | -61 | 53 431 |
| Binkleys Cave System | | -43 | 35 567 |
| Behia Lezia | | -596 | 11 500 |
| Beatushohle | | -353 | 11 880 |
| Barwies-Eishohle | | -361 | 5 850 |
| Barenschacht | | -946 | 57 800 |
| Baradla barlang-Domica jaskyna | | -116 | 23 916 |
| Bamboo Cave | | -356 | 1 714 |
| Bajayskaya | | -170 | 6 900 |
| B15-B1 | | -1 150 | 10 970 |
| Aven de Rogues | | -226 | 11 000 |
| Aven de la Combe Rajeau | | -235 | 13 000 |
| Attahohle | | -52 | 6 670 |
| Atea Kanada | | -350 | 34 500 |
| Arresteliako Ziloa/Lezia | | -838 | 57 061 |
| Ariadnahohle | | -752 | 5 567 |
| Archer Cave |  | -145 | 3 300 |
| Arabikskaya | | -1 110 | 3 250 |
| Anou Ifflis |  | -1 170 | 2 000 |
| Anou Boussouil | | -805 | 3 200 |
| Anglorusskaya | | -390 | 3 000 |
| Ambatoharanana |  | ? | 18 100 |
| Ambatoanjahana | | ? | 10 810 |
| Amaterskej a Punkevni Jesky |  | -497 | 32 500 |
| Altherrenlabyrinth | | -400 | 15 000 |
| Altaiskaya | | -240 | 5 380 |
| Akema Bis | | -1 015 | 1 505 |
| Ahnenschacht | | -607 | 5 000 |
| Absolutnaya | | -320 | 4 000 |
| Abisso Saragato | | -1 125 | 14 000 |
| Abisso Perestrojka | | -1 160 | 1 200 |
| Abisso Paolo Roversi | | -1 350 | 4 000 |
| Abisso Olivifer | | -1 215 | 10 000 |
| Abisso Franco Milazzo | | -700 | 8 000 |
| Abisso di Malga Fossetta | | -974 | 4 207 |
| Abisso dello Gnomo | | -925 | 5 343 |
| Abisso Bacardi | | -430 | 4 500 |
| Abismo Ouro Grosso | | -192 | 110 |
| Abismo Guy Collet | | -671 | 897 |
