Sinkholes Like Hranice Abyss
Great Blue Hole
Karst
9.45
Excellent
Sarisarinama Sinkhole – Humboldt Pit (Sima Humboldt)
Sinkhole
9.15
Excellent
Blue Hole of Dahab
Sinkhole
9.15
Excellent
Sarisarinama Sinkhole – Martel Pit (Sima Martel)
Sinkhole
9.05
Excellent
Fengshan Tiankeng
Sinkhole
8.65
Great
Great Barrier Reef Marine Park
Biodiversity
8.64
Great
Blue Lake (Modro Jezero)
Sinkhole
8.60
Great
Miao Room (Miao Keng)
Sinkhole
8.42
Great
Cenote Saamal
Sinkhole
8.40
Great
Cenote Tajma Ha
Sinkhole
8.25
Great
Cenote Jardín del Edén (Ponderosa)
Sinkhole
8.15
Great
Lake Peigneur Sinkhole 1980
Sinkhole
9.45
Excellent
Guatemala City Sinkhole 2010
Sinkhole
9.35
Excellent
Darvaza Gas Crater (Door to Hell)
Sinkhole
9.30
Excellent
National Corvette Museum Sinkhole 2014
Sinkhole
9.05
Excellent
Hoyo Negro Cenote
Sinkhole
8.95
Great
Bayou Corne Sinkhole
Sinkhole
8.85
Great
Berezniki Sinkhole No. 1 (1986)
Sinkhole
8.75
Great
Boesmansgat (Bushman's Hole)
Sinkhole
8.72
Great
Cenote Suytun
Sinkhole
8.70
Great
El Zacatón
Sinkhole
8.55
Great
Fukuoka Sinkhole 2016
Sinkhole
8.55
Great
Dragon Hole (Yongle Blue Hole)
Sinkhole
8.48
Great
Cenote X'Keken (Dzitnup)
Sinkhole
8.45
Great
