#
|
System
|
Length
|
Location
|
coordinates
|
Discovery
|
Associated parks, protected areas
|
1
|
Mammoth Cave
|
685.6 km (426.0 mi)[3][4]
|
near Brownsville, Kentucky, United States
|
[ ⚑ ] 37°11′15″N 86°06′13″W / 37.18758°N 86.10357°W / 37.18758; -86.10357 (Mammoth cave historic entrance)
|
1791
|
Mammoth Cave National Park, also a World Heritage Site, International Biosphere Reserve, and International Dark Sky Park
|
2
|
Sistema Ox Bel Ha
|
435.8 km (270.8 mi)[5][6]
|
near Tulum, Quintana Roo, Mexico
|
[ ⚑ ] 20°09′37″N 87°29′15″W / 20.16028°N 87.48750°W / 20.16028; -87.48750 (Sistema Ox Bel Ha)
|
1996
|
southern parts in Sian Ka'an Biosphere Reserve
|
3
|
Shuanghedong Cave Network
|
417.6 km (259.5 mi)[7][8]
|
Guizhou, China
|
[ ⚑ ] 28°14′31″N 107°16′34″E / 28.24199°N 107.27608°E / 28.24199; 107.27608 (Shuanghe Dongqun)
|
1988
|
Suiyang Shuanghedong National Geopark
|
4
|
Sistema Sac Actun / Sistema Dos Ojos
|
386.1 km (239.9 mi)
|
near Tulum, Quintana Roo, Mexico
|
[ ⚑ ] 20°14′48″N 87°27′51″W / 20.246556°N 87.464111°W / 20.246556; -87.464111 (Gran Cenote)
|
1987
|
{{{1}}}
|
5
|
Jewel Cave
|
353.51 km (219.7 mi)[9][10]
|
near Custer, South Dakota, United States
|
[ ⚑ ] 43°43′46″N 103°49′46″W / 43.72944°N 103.82944°W / 43.72944; -103.82944 (Jewel Cave)
|
1900
|
Jewel Cave National Monument
|
6
|
Wind Cave
|
266.8 km (165.8 mi)[11]
|
near Hot Springs, South Dakota, United States
|
[ ⚑ ] 43°33′29″N 103°28′46″W / 43.55804°N 103.47955°W / 43.55804; -103.47955 (Wind Cave)
|
1881
|
Wind Cave National Park
|
7
|
Optymistychna Cave
|
264.5 km (164.4 mi)[12]
|
near Korolivka, Ukraine
|
[ ⚑ ] 48°44′20″N 25°59′22″E / 48.738830378°N 25.989496042°E / 48.738830378; 25.989496042 (Grotte Optimiste)
|
1966
|
Dnistrovskyy Canion
|
8
|
Clearwater Cave System
|
255.9 km (159.0 mi)[13][14]
|
near Miri, Sarawak, Malaysia
|
[ ⚑ ] 4°03′55″N 114°49′54″E / 4.06529°N 114.83176°E / 4.06529; 114.83176 (Clearwater Cave)
|
1978
|
Gunung Mulu National Park, also a World Heritage Site
|
9
|
Lechuguilla Cave
|
244.7 km (152.0 mi)[15][16]
|
near Carlsbad, New Mexico, United States
|
[ ⚑ ] 32°11′26″N 104°30′12″W / 32.1906420°N 104.5033091°W / 32.1906420; -104.5033091 (Grotte de Lechuguilla)
|
1900
|
Carlsbad Caverns National Park
|
10
|
Fisher Ridge Cave System
|
212.1 km (131.8 mi)
|
near Brownsville, Kentucky, United States
|
[ ⚑ ] 37°11′30″N 85°58′48″W / 37.191736°N 85.980122°W / 37.191736; -85.980122
|
1981
|
partly within Mammoth Cave National Park
|
11
|
Hölloch
|
210.7 km (130.9 mi)[17][18]
|
Muotathal, Switzerland
|
[ ⚑ ] 46°58′36″N 8°47′18″E / 46.976670°N 8.788330°E / 46.976670; 8.788330
|
1875
|
{{{1}}}
|
12
|
Sistema del Alto Tejuelo
|
205.5 km (127.7 mi)[19]
|
Cantabria, Spain
|
[ ⚑ ] 43°15′11″N 3°40′51″W / 43.2530670°N 3.6807990°W / 43.2530670; -3.6807990
|
1965
|
{{{1}}}
|
13
|
Siebenhengste-Hohgant-Höhle
|
164.5 km (102.2 mi)[20][21]
|
Switzerland
|
[ ⚑ ] 46°47′02″N 7°54′04″E / 46.783822°N 7.901231°E / 46.783822; 7.901231
|
1966
|
{{{1}}}
|
14
|
Schönberg-Höhlensystem (de)
|
155.6 km (96.69 mi)[22][23]
|
Austria
|
[ ⚑ ] 47°42′06″N 13°46′20″E / 47.701528°N 13.772333°E / 47.701528; 13.772333
|
1976
|
{{{1}}}
|
15
|
Sistema del Mortillano (es)
|
146.5 km (91.03 mi)[24]
|
Cantabria, Spain
|
[ ⚑ ] 43°13′51″N 3°33′43″W / 43.23082°N 3.56197°W / 43.23082; -3.56197
|
1960
|
{{{1}}}
|
16
|
Priest's Grotto
|
142.1 km (88.30 mi)[25]
|
Ukraine
|
[ ⚑ ] 48°45′52″N 25°57′57″E / 48.7644444°N 25.9658330555°E / 48.7644444; 25.9658330555
|
1940
|
{{{1}}}
|
17
|
Steinbrücken Cave
|
137.7 km (85.56 mi)[22]
|
Austria
|
[ ⚑ ] 47°39′43″N 13°48′11″E / 47.661940°N 13.803060°E / 47.661940; 13.803060
|
1929
|
{{{1}}}
|
18
|
Marosakabe cave system
|
124 km (77.05 mi)[26][27]
|
Madagascar
|
[ ⚑ ] 16°27′07″S 45°20′08″E / 16.45189°S 45.33543°E / -16.45189; 45.33543 (Zohy Tsongom'omby)
|
2006
|
Tsingy de Namoroka Strict Nature Reserve
|
19
|
Bullita Cave
|
123 km (76.43 mi)[28][29]
|
Australia
|
[ ⚑ ] 16°03′48″S 130°23′00″E / 16.063330°S 130.383330°E / -16.063330; 130.383330
|
1990
|
Gregory National Park
|
20
|
Sistema del Gandara
|
119.0 km (73.94 mi)[30][31]
|
Cantabria, Spain
|
[ ⚑ ] 43°11′34″N 3°34′46″W / 43.1927260°N 3.5794850°W / 43.1927260; -3.5794850
|
2005
|
{{{1}}}
|
21
|
Réseau Félix Trombe (fr)
|
117.2 km (72.82 mi)[32]
|
France
|
[ ⚑ ] 42°58′21″N 0°51′59″E / 42.972500°N 0.866390°E / 42.972500; 0.866390
|
1908
|
{{{1}}}
|
22
|
Hirlatzhöhle (de)
|
115.8 km (71.95 mi)[33]
|
Austria
|
[ ⚑ ] 47°32′42″N 13°37′51″E / 47.544975°N 13.630953°E / 47.544975; 13.630953
|
1949
|
{{{1}}}
|
23
|
Toca da Boa Vista
|
114 km (70.84 mi)[34]
|
Brazil
|
[ ⚑ ] 10°09′45″S 40°51′35″W / 10.162500°S 40.859722°W / -10.162500; -40.859722 (Toca da Boa Vista)
|
1987
|
{{{1}}}
|
24
|
Ojo Guareña
|
110 km (68.35 mi)[35]
|
Spain
|
[ ⚑ ] 43°02′02″N 3°37′50″W / 43.03376°N 3.63059°W / 43.03376; -3.63059
|
1956
|
{{{1}}}
|
25
|
Sistema K'oox Baal
|
103.7 km (64.44 mi)[36]
|
near Tulum, Quintana Roo, Mexico
|
[ ⚑ ] 20°22′21″N 87°25′02″W / 20.372622°N 87.417239°W / 20.372622; -87.417239 (K'oox Baal)
|
1987
|
{{{1}}}
|
26
|
Sistema Huautla
|
100.1 km (62.20 mi)[37]
|
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)
|
1965
|
{{{1}}}
|