#
Name
Depth (m)
Length (km)
Country
coordinates
1
Veryovkina Cave
2223[1] [2]
17.5 km (10.9 mi)[1]
Abkhazia / Georgia
43°23′51″N 40°21′34.9″E / 43.39750°N 40.359694°E / 43.39750; 40.359694 (Veryovkina )
2
Krubera-Voronja Cave
2199[3] [4]
23.0 km (14.3 mi)[5] [6]
Abkhazia / Georgia
43°25′04.0″N 40°18′35.4″E / 43.417778°N 40.309833°E / 43.417778; 40.309833 (Krubera-Voronja Cave )
3
Sarma cave
1830[3] [7]
19.2 km (11.9 mi)[7]
Abkhazia / Georgia
43°24′56.2″N 40°21′50″E / 43.415611°N 40.36389°E / 43.415611; 40.36389 (Sarma Cave )
4
Snezhnaja cave [ru ]
1760[8]
40.8 km (25.4 mi)
Abkhazia / Georgia
43°15′53″N 40°43′06″E / 43.26472°N 40.71833°E / 43.26472; 40.71833 (Snezhnaja cave )
5
Gouffre Mirolda
1733[5]
17.9 km (11.1 mi)[9]
France
46°05′19.9″N 6°46′14.0″E / 46.088861°N 6.770556°E / 46.088861; 6.770556 (Gouffre Mirolda )
6
Lamprechtsofen
1727[10]
61 km (38 mi)[10]
Austria
47°31′34″N 12°44′21″E / 47.52611°N 12.73917°E / 47.52611; 12.73917 (Lamprechtsofen )
7
Gouffre Jean-Bernard
1612[11]
29.2 km (18.1 mi)[12]
France
46°06′08″N 6°46′46.6″E / 46.10222°N 6.779611°E / 46.10222; 6.779611 (Gouffre Jean-Bernard )
8
Sistema del Cerro del Cuevón [es ]
1589[13]
7 km (4.3 mi)
Spain
43°13′14″N 4°51′37″W / 43.22056°N 4.86028°W / 43.22056; -4.86028 (Torca del Cerro del Cuevón )
9
Hirlatzhöhle [de ]
1560[14]
113.5 km (70.5 mi)[14]
Austria
47°32′41.9″N 13°37′51.5″E / 47.544972°N 13.630972°E / 47.544972; 13.630972 (Hirlatzhöhle )
10
Sistema Huautla
1560[15]
89 km (55 mi)[16]
Mexico
18°07′16.37″N 96°48′00.03″W / 18.1212139°N 96.8000083°W / 18.1212139; -96.8000083 (Sótano de San Agustin, Sistema Huautla )
11
Chevé Cave
1536[17]
77.0 km (47.8 mi)[17]
Mexico
17°51′51.6″N 96°47′39.6″W / 17.864333°N 96.794333°W / 17.864333; -96.794333 (Chevé Cave )
12
Boybuloq
1517[18]
18.4 km (11.4 mi)[19]
Uzbekistan
38°23′04″N 67°30′06″E / 38.38444°N 67.50167°E / 38.38444; 67.50167 (Boybuloq Cave )
13
Pantjuhinskaja Cave [ru ]
1508[5]
7.9 km (4.9 mi)
Abkhazia / Georgia
43°19′54.4″N 40°29′56.9″E / 43.331778°N 40.499139°E / 43.331778; 40.499139 (Pantjuhinskaja Cave )
14
Sima de la Cornisa
1507[13] [20]
6.4 km (4.0 mi)
Spain
43°10′45″N 04°51′51″W / 43.17917°N 4.86417°W / 43.17917; -4.86417 (Sima de la Cornisa )
15
Čehi 2
1505[21]
5.5 km (3.4 mi)[21]
Slovenia
46°22′01″N 13°30′36″E / 46.36694°N 13.51000°E / 46.36694; 13.51000 (Čehi 2 )
16
Sistema del Trave [fr ]
1441[13]
9.1 km (5.7 mi)
Spain
43°13′16″N 04°51′29″W / 43.22111°N 4.85806°W / 43.22111; -4.85806 (Sistema del Trave )
17
Velebit caves
1431[22] [23]
3.7 km (2.3 mi)
Croatia
44°46′01″N 15°01′35″E / 44.76694°N 15.02639°E / 44.76694; 15.02639 (Velebit caves )
18
Egma Sinkhole
1429[24]
3.1 km (10,000 ft)[25]
Turkey
36°18′54″N 32°46′44″E / 36.31500°N 32.77889°E / 36.31500; 32.77889 (Egma Sinkhole )
19
Gouffre de la Pierre Saint-Martin
1410[26]
87.9 km (54.6 mi).
France , Spain
42°58′05″N 0°46′10″W / 42.96806°N 0.76944°W / 42.96806; -0.76944 (Gouffre de La Pierre Saint-Martin )
20
Kuzgun Cave [ru ]
1400[27]
3.1 km (1.9 mi)
Turkey
37°50′13.50″N 35°17′12.31″E / 37.8370833°N 35.2867528°E / 37.8370833; 35.2867528 (Kuzgun Cave )
21
Hochscharten-Höhlensystem
1394[10] [28]
14.6 km (9.1 mi)
Austria
47°35′10.8″N 13°05′40.1″E / 47.586333°N 13.094472°E / 47.586333; 13.094472 (Hochschartehöhlensystem )
22
Črnelsko brezno [sl ]
1393[21] [29]
20 km (12 mi)[21]
Slovenia
46°22′25.8″N 13°30′56.5″E / 46.373833°N 13.515694°E / 46.373833; 13.515694 (Črnelsko brezno sistem )
23
Abisso Paolo Roversi
1360[30] [31]
4.2 km (2.6 mi)
Italy
44°06′43.5″N 10°13′32.9″E / 44.112083°N 10.225806°E / 44.112083; 10.225806 (Abisso Paolo Roversi )
24
Sistema Arañonera-Tendenera
1349[13] [32] [33]
45.2 km (28.1 mi)
Spain
42°40′45.8″N 0°08′33.4″W / 42.679389°N 0.142611°W / 42.679389; -0.142611 (Sistema Arañonera-Tendenera )
25
BU 56 [fr ]
1340[34]
35.7 km (22.2 mi)
Spain
42°55′37.4″N 0°45′28.1″W / 42.927056°N 0.757806°W / 42.927056; -0.757806 (BU 56 )
26
Siebenhengste-Hohgant-Höhle
1340[35] [36]
164.5 km (102.2 mi)
Switzerland
46°47′1.76″N 7°54′4.43″E / 46.7838222°N 7.9012306°E / 46.7838222; 7.9012306 (Siebenhengste-Hohgant-Höhle )
27
Nedam (jama) [hr ]
1335[37] [38]
3.3 km (2.1 mi)
Croatia
44°45′41.4″N 15°01′56.0″E / 44.761500°N 15.032222°E / 44.761500; 15.032222 (Nedam jama )
28
Sima del Sabbat (B112)
1327[13] [39]
3 km (1.9 mi)
Spain
42°30′59.1″N 0°18′27.8″E / 42.516417°N 0.307722°E / 42.516417; 0.307722 (Sima del Sabbat (B112) )
29
Slovačka jama [hr ]
1324[40] [23]
6.4 km (4.0 mi)
Croatia
44°44′53″N 15°00′16″E / 44.74806°N 15.00444°E / 44.74806; 15.00444 (Slovačka jama )
30
Renetovo brezno [sl ]
1322[21]
12.3 km (7.6 mi)[21]
Slovenia
46°21′18.9″N 13°26′42.4″E / 46.355250°N 13.445111°E / 46.355250; 13.445111 (Renetovo brezno )
31
Mala Boka
1319[21] [41] [42]
11.9 km (7.4 mi)[21]
Slovenia
46°19′16.6″N 13°29′28.6″E / 46.321278°N 13.491278°E / 46.321278; 13.491278 (Mala Boka - Polska Jama (BC4) System )
32
Complesso del Releccio Alfredo Bini [it ]
1313[43]
25.3 km (15.7 mi)
Italy
45°57′27.6″N 9°22′52.8″E / 45.957667°N 9.381333°E / 45.957667; 9.381333 (Complesso del Releccio Alfredo Bini )
33
Jojar Cave
1300[16]
2.2 km (1.4 mi)
Iran
34°25′31.2″N 47°16′51.6″E / 34.425333°N 47.281000°E / 34.425333; 47.281000 (Jojar Cave )
34
Cosanostraloch - Berger - Platteneck Höhlensystem [de ]
1291[14] [44]
30.3 km (18.8 mi)
Austria
47°33′27″N 13°13′16″E / 47.55750°N 13.22111°E / 47.55750; 13.22111 (Cosanostraloch - Berger - Platteneck Höhlensystem )
35
Iljuhinskaja
1286[45] [46]
8.9 km (5.5 mi)
Abkhazia / Georgia
43°25′53″N 40°21′10″E / 43.43146°N 40.35288°E / 43.43146; 40.35288 (Vladimir V. Iljukhina System )
36
Višnevskij cave
1283[47] [48]
8.5 km (5.3 mi)[47]
Uzbekistan
38°22′27″N 67°31′58″E / 38.37417°N 67.53278°E / 38.37417; 67.53278 (Višnevskij cave )
37
Cueva Charco
1278[16] [49]
6.7 km (4.2 mi)[16]
Mexico
17°56′12″N 96°46′25.8″W / 17.93667°N 96.773833°W / 17.93667; -96.773833 (Cueva Charco )
38
Morca Cave
1276[50] [51]
5.7 km (19,000 ft)[52]
Turkey
36°18′33.7″N 32°39′37.4″E / 36.309361°N 32.660389°E / 36.309361; 32.660389 (Morca Cave )
39
Gouffre Berger
1271[53]
45 km (28 mi)
France
45°13′09″N 5°36′17.2″E / 45.21917°N 5.604778°E / 45.21917; 5.604778 (Gouffre Berger )
40
Sistema del (Pozu) Xitu - Cueva de Culiembro [es ]
1264[13] [54]
10.7 km (6.6 mi)
Spain
43°14′25.8″N 4°55′36.9″W / 43.240500°N 4.926917°W / 43.240500; -4.926917 (Sistema del Jitu )
41
Moskovskaja
1260[3]
2.5 km (1.6 mi)
Abkhazia / Georgia
43°26′30″N 40°22′56.7″E / 43.44167°N 40.382417°E / 43.44167; 40.382417 (Moskovskaja )
42
Réseau du Casoar
1258[55] [56]
17.3 km (10.7 mi)
Papua New Guinea
5°28′53″S 151°20′46″E / 5.48139°S 151.34611°E / -5.48139; 151.34611 (Réseau du Casoar )
43
Torca dos los Rebecos
1255[13] [57]
2.2 km (1.4 mi)
Spain
43°13′01.8″N 4°51′28.7″W / 43.217167°N 4.857972°W / 43.217167; -4.857972 (Torca dos los Rebecos )
44
Pozo del Madejuno
1252[13] [58]
2.8 km (1.7 mi)
Spain
43°10′05.4″N 4°50′40.5″W / 43.168167°N 4.844583°W / 43.168167; -4.844583 (Pozo del Madejuno )
45
Sistema J2
1229[59] [60]
14.8 km (9.2 mi)
Mexico
17°54′13.75″N 96°45′46.76″W / 17.9038194°N 96.7629889°W / 17.9038194; -96.7629889