GREAT CAVES OF THE WORLD

# Cave name Local UUID Length(m) Depth(m) Elev.(m) Country Locality Admin. area Notes
1 Mammoth Cave System 651,784 124 United States Ed./Hart/Bar counties Kentucky CRF / CKKC +/-5 MILES
2 Sistema Sac Actun 360,550 101 Mexico Tulum Quintana Roo
3 Jewel Cave 322,352 248 United States Custer South Dakota Mike Wiles - cavingnews.com
4 Sistema Ox Bel Ha 270,173 35 Mexico Tulum Quintana Roo
5 Optymistychna 257,000 15 Ukraine Borshchiv Ternopil's'ka oblast Vyacheslav Apostolyuk
6 Wind Cave 239,808 194 United States Custer South Dakota Marc Ohms e-mail
7 Shuanghe Dongqun 238,479 584 China Jean Bottazzi e-mail
8 The Clearwater System 227,009 355 Malaysia Mulu Sarawak Hugh St.Lawrence e-mail
9 Lechuguilla Cave 222,572 489 United States Eddy New Mexico Stan Allison e-mail
10 Hoelloch 201,946 939 Switzerland Muotatal / Schwyz http://ch.speleo.info/cavelist.php?mode=length
11 Fisher Ridge Cave System 201,570 109 United States Hart Kentucky Ronnie Harrison e-mail
12 Siebenhengste-hohgant Hoehlensystem 157,000 1,340 Switzerland Eriz/Beat./Ha. - Bern
13 Sistema del Alto Tejuelo 151,554 611 Spain Porracolina Cantabria Jose Luis Membrado e-mail
14 Schoenberg-Höhlensystem 147,813 1,061 Austria Oberosterreich /Totes Gebrige Theo Pfarr, Robert Seebacher & Lukas Plan
15 Sistema Purificacion 93,755 953 Mexico Villa Hidalgo Hidalgo http://www.amcs-pubs.org/longanddeep.html
16 Hellhole System 67,914 225 United States Riverton West Virginia GVKS
17 Kazamura Cave (lava tube) 65,500 1,102 United States Hawaii HSS Newsletter N9P7
18 Blue Spring Cave 64,374 94 United States White Tennessee Jason Richards e-mail
19 Organ Cave System 61,882 148 United States Greenbrier cty. West Virginia WVASS Database
20 Peștera Vântului 37/3726 42,165 170 310 Romania Bihor speologie.org
21 Memorial Day cave 42,084 171 United States Riverton West Virginia GVKS
22 Sistemul Humpleu 15/3416 36,600 314 1,165 Romania Cluj speologie.org
23 Peştera din Pârâul Hodobanei 44/3406 22,142 181 980 Romania Casa de piatra / Alba speologie.org
24 Krubera (Voronja) Cave 16,058 2,197 Georgia Abkhazia / West Caucasus
25 Veryovkina 12,700 2,212 Georgia Abkhazia / Arabika massive Pavel Demidov e-mail
26 Cave of Haxhi Ali Albania Vlorë County