Great Blue Hole The Great Blue Hole is a large marine sinkhole off the coast of Belize. It lies near the center of Lighthouse Reef, a small atoll 70 km...

examples are the Dragon Hole (in the South China Sea) and, in the Caribbean, the Great Blue Hole and Dean's Blue Hole. Blue holes are distinguished from...

Dean's Blue Hole is a blue hole located in The Bahamas in a bay west of Clarence Town on Long Island and is the world's third deepest with a depth of 202...

Taam Ja' blue hole Belize Taam Ja' blue hole is an underwater sinkhole located in Chetumal Bay at the southeast corner of the Yucatán Peninsula. Its name...

The Blue Hole is a diving location on the southeast Sinai, a few kilometres north of Dahab, Egypt on the coast of the Red Sea. The Blue Hole is a submarine...

Dragon Hole, also known as Yongle Blue Hole named after the third Ming emperor, was the deepest known blue hole in the world at 300.89 metres (987.2 ft)...

the Belize Audubon Society. This inland "blue hole" is not to be confused with the offshore Great Blue Hole, also in Belize. The Government of Belize...

The Blue Hole of Santa Rosa, or simply the Blue Hole, is a circular, bell-shaped pool or small lake located along Route 66 east of Santa Rosa, New Mexico...

Watling's Blue Hole on San Salvador Island Great Blue Hole on Lighthouse Reef Blue Hole National Park, inland near Belmopan, Cayo District Blue Hole (Desha...

A hole is an opening in or through a particular medium, usually a solid body. Holes occur through natural and artificial processes, and may be useful...