Karsts Like Shapur Cave
Aktun Tunichil Muknal Cave
Karst
8.05
Great
Niah Caves
Karst
7.68
Good
Ali Sadr Cave
Karst
7.64
Good
Cueva de los Tayos
Karst
7.59
Good
Loltun Cave
Karst
6.90
Fair
Dunmore Cave
Karst
6.53
Fair
Clearwell Caves
Karst
6.30
Fair
Grand Caverns
Karst
6.15
Fair
Cueva de los Portales
Karst
5.34
Mediocre
Mark Twain Cave
Karst
5.01
Mediocre
Son Doong Cave
Karst
9.06
Excellent
Phong Nha-Ke Bang Karst
Karst
8.79
Great
Veryovkina Cave
Karst
8.60
Great
Waitomo Glowworm Caves
Karst
8.51
Great
Mammoth Cave System
Karst
8.47
Great
Krubera-Voronya Cave
Karst
8.46
Great
Sarawak Chamber
Karst
8.46
Great
Puerto Princesa Underground River
Karst
8.42
Great
Hang En Cave
Karst
8.42
Great
Carlsbad Caverns
Karst
8.42
Great
Phraya Nakhon Cave
Karst
8.37
Great
Jeita Grotto
Karst
8.33
Great
Deer Cave
Karst
8.33
Great
Tu Lan Cave System
Karst
8.23
Great
