swap_horiz Devil's Sinkhole Alternatives

1

Great Blue Hole

Off Belize's coast, the Great Blue Hole is a marine sinkhole within Lighthouse Reef. Its near-circular opening marks a l...

Karst Marine Diving Limestone

8.69 Great

2

Lake Peigneur Sinkhole 1980

At Lake Peigneur in southwestern Louisiana, a drilling accident in 1980 connected the lake with an underground salt mine...

Accident 1980S Collapse Louisiana

8.69 Great

3

Guatemala City Sinkhole 2010

During 2010, a sudden ground collapse in Guatemala City produced a deep, roughly circular opening that swallowed a facto...

Urban 2010S Guatemala Collapse

8.60 Great

4

Darvaza Gas Crater (Door to Hell)

Known as the Door to Hell, the Darvaza Gas Crater is a gas-fed depression in Turkmenistan's Karakum Desert. Flames burni...

Desert Gas Turkmenistan Collapse Crater

8.56 Great

5

Blue Hole of Dahab

Just offshore near Dahab on Egypt's Red Sea coast, the Blue Hole forms a deep marine sinkhole surrounded by reef. Its de...

Marine Diving Egypt Red Sea

8.42 Great

6

Sarisarinama Sinkhole – Humboldt Pit (Sima Humboldt)

On the summit of Venezuela's Sarisarinama tepui, Sima Humboldt forms a vast depression with steep rock walls and vegetat...

Natural Large Venezuela Sandstone

8.42 Great

7

Guatemala City Sinkhole 2007

The 2007 Guatemala City ground collapse opened a deep chasm in an inhabited urban area, causing fatalities and substanti...

Urban 2000S Guatemala Collapse

8.42 Great

8

Sarisarinama Sinkhole – Martel Pit (Sima Martel)

Sima Martel, also called the Martel Pit, is a large sandstone sinkhole on the Sarisarinama tepui in southern Venezuela....

Natural Large Venezuela Sandstone

8.33 Great

9

National Corvette Museum Sinkhole 2014

The 2014 National Corvette Museum sinkhole was a dramatic event involving the collapse of a large hole beneath the museu...

Museum 2010S Collapse Kentucky

8.33 Great

10

Hoyo Negro Cenote

Beneath the area near Tulum in Quintana Roo, Mexico, Hoyo Negro is a submerged pit within an underwater cave system. It...

Underwater Mexico Archaeological Quintana Roo

8.23 Great

11

Sima de las Cotorras

Sima de las Cotorras is a large, cylindrical sinkhole located in the karst landscape of Chiapas, Mexico. The pit is inha...

Vertical Mexico Chiapas Pit Cave

7.64 Good

12

Wink Sink No. 2

Wink Sink No. 2 is a large geological sinkhole that opened in Winkler County, Texas, in 2002. It expanded to a diameter...

Texas 2002 Collapse Oil Field

7.22 Good

13

Jacob's Well

Jacob's Well is a perennial artesian spring located near Wimberley, Texas, issuing from a submerged karst cave system. T...

Natural Texas Dangerous Cave Diving

7.18 Good

14

Vrtoglavica

Vrtoglavica is a deep cave shaft on the Kanin karst plateau in the Julian Alps of Slovenia. Its entrance pitch descends...

Slovenia Vertical Karst Deep

6.99 Fair

15

Daisetta Sinkhole 2008

The Daisetta sinkhole formed on May 7, 2008, near the small city of Daisetta in Liberty County, Texas, within an area as...

Large 2000S Texas Collapse

6.95 Fair

16

Ellison's Cave (Fantastic Pit)

Ellison's Cave is an extensive wild cave system in Pigeon Mountain, Walker County, Georgia, known for its exceptionally...

Vertical Cave Pit Cave Georgia USA

6.81 Fair

17

Wink Sink No. 1

Wink Sink No. 1 is a large geological sinkhole located in Winkler County, West Texas, that first collapsed on June 3, 19...

Texas Collapse 1980 Oil Field

6.76 Fair

18

Harwood Hole

Harwood Hole, also spelled Harwoods Hole, is a vertical cave shaft in the marble and limestone karst near Takaka Hill on...

New Zealand Vertical Deep Pit Cave

6.53 Fair

19

Devil's Millhopper

Devil's Millhopper is a large, bowl-shaped limestone sinkhole preserved within Devil's Millhopper Geological State Park...

Florida Geological State Park Natural Sinkhole

5.98 Mediocre

20

Rowten Pot

Rowten Pot is a stream cave and vertical entrance in Kingsdale, in the Yorkshire Dales of North Yorkshire, England. It i...

Vertical England Yorkshire Cave

5.34 Mediocre