Sinkholes Like Jacob's Well
Ginnie Springs
Sinkhole
6.90
Fair
Peacock Springs
Sinkhole
6.44
Fair
Vortex Springs
Sinkhole
5.06
Mediocre
Madison Blue Spring
Sinkhole
5.43
Mediocre
Sarisarinama Sinkhole – Humboldt Pit (Sima Humboldt)
Sinkhole
8.42
Great
Sarisarinama Sinkhole – Martel Pit (Sima Martel)
Sinkhole
8.33
Great
Red Lake (Crveno Jezero)
Sinkhole
8.19
Great
Boesmansgat (Bushman's Hole)
Sinkhole
8.02
Great
Blue Lake (Modro Jezero)
Sinkhole
7.91
Good
Cenote Maravilla
Sinkhole
7.87
Good
Cenote Saamal
Sinkhole
7.73
Good
Hranice Abyss
Sinkhole
7.41
Good
Wink Sink No. 2
Sinkhole
7.22
Good
Pozzo del Merro
Sinkhole
7.04
Good
Daisetta Sinkhole 2008
Sinkhole
6.95
Fair
Wink Sink No. 1
Sinkhole
6.76
Fair
Bimmah Sinkhole (Hawiyat Najm)
Sinkhole
6.58
Fair
Enchanted Rock
Monolith
6.58
Fair
Devil's Sinkhole
Sinkhole
6.44
Fair
Cenote Yokdzonot
Sinkhole
6.35
Fair
Comstock Springs
Oasis
5.90
Mediocre
Lake Peigneur Sinkhole 1980
Sinkhole
8.69
Great
Guatemala City Sinkhole 2010
Sinkhole
8.60
Great
Darvaza Gas Crater (Door to Hell)
Sinkhole
8.56
Great
