Lava Tubes Like Wapi Cave
Crystal Ice Cave
Lava Tube
8.06
Great
Surprise Cave
Lava Tube
7.02
Good
Thurston Lava Tube (Nahuku)
Lava Tube
8.72
Great
Lava River Cave
Lava Tube
8.48
Great
Valley of Desolation Mudpots
Mudpot
7.91
Good
Valley of Ten Thousand Smokes Mudpots
Mudpot
7.73
Good
Kaumana Caves
Lava Tube
7.46
Good
Guler Ice Cave
Lava Tube
7.34
Good
Catacomb Cave
Lava Tube
7.22
Good
Juniper Cave
Lava Tube
6.92
Fair
South Ice Cave
Lava Tube
6.86
Fair
Indian Well Cave
Lava Tube
6.74
Fair
Lake Cave
Lava Tube
6.68
Fair
Bear Trap Cave
Lava Tube
6.50
Fair
Ozone Cave
Lava Tube
6.38
Fair
Incline Cave
Lava Tube
5.96
Mediocre
Medicine Lake Highlands Mudpots
Mudpot
5.70
Mediocre
Manjanggul Cave
Lava Tube
9.20
Excellent
Havasu Falls
Waterfall
9.15
Excellent
Coso Rock Art District
Petroglyph
9.10
Excellent
Kamchatka Volcanic Massif
Massif
9.07
Excellent
Raufarholshellir
Lava Tube
8.62
Great
Grotta del Gelo
Lava Tube
8.60
Great
Laguna Verde (Bolivia)
Lagoon
8.57
Great
