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The Great Blue Hole, a giant submarine sinkhole, near Ambergris Caye, Belize

The following is a list of sinkholes, blue holes, dolines, crown holes, cenotes, and pit caves. A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. Some are caused by karst processes—for example, the chemical dissolution of carbonate rocks [1] or suffosion processes. [2] Sinkholes can vary in size from 1 to 600 m (3 to 2,000 ft) both in diameter and depth, and vary in form from soil-lined bowls to bedrock-edged chasms. Sinkholes may form gradually or suddenly, and are found worldwide. [3]

Australia

The Grotto, Victoria is a sinkhole geological formation and tourist attraction, found on the Great Ocean Road outside Port Campbell in Victoria, Australia

Brazil

Canada

China

Croatia

Czech Republic

Germany

Greece

Guatemala

The 2010 Guatemala City sinkhole
  • 2007 Guatemala City sinkhole – a 100 m (330 ft) deep sinkhole which formed in 2007 due to sewage pipe ruptures.
  • 2010 Guatemala City sinkhole – a disaster in which an area approximately 20 m (65 ft) across and 90 m (300 ft) deep collapsed, swallowing a three-story factory.

Italy

Mexico

Namibia

  • Lake Guinas – a sinkhole lake, created by a collapsing karst cave, located 38 km (23+12 mi) west of Tsumeb
  • Otjikoto Lake – a sinkhole lake that was created by a collapsing karst cave

South Africa

Turkey

A view of the Akhayat sinkhole

United States

Venezuela

Other locations

Dean's Blue Hole is the world's second deepest known salt water blue hole with an entrance below the sea level.

Notes

  1. ^ Claimed by the People's Republic of China, the Republic of China (Taiwan), and Vietnam.

See also

References

  1. ^ Lard, L., Paull, C., & Hobson, B. (1995). "Genesis of a submarine sinkhole without subaerial exposure". Geology. 23 (10): 949–951. Bibcode: 1995Geo....23..949L. doi: 10.1130/0091-7613(1995)023<0949:GOASSW>2.3.CO;2.{{ cite journal}}: CS1 maint: multiple names: authors list ( link)
  2. ^ "Caves and karst – dolines and sinkholes". British Geological Survey.
  3. ^ Kohl, Martin (2001). "Subsidence and sinkholes in East Tennessee. A field guide to holes in the ground" (PDF). State of Tennessee. Archived from the original (PDF) on 12 October 2013. Retrieved 18 February 2014.
  4. ^ Graves, Russell A. (January 2008). "When the Earth Opens". Texas Parks & Wildlife Magazine. Retrieved 2023-05-09.
  5. ^ "Chile sinkhole grows large enough to swallow France's Arc de Triomphe". Reuters. 2022-08-08. Retrieved 2022-08-11.