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It is a vertical chimney about 8 metres (26 ft) in diameter, [1] and is the only known blue hole in the Philippines. With an entrance in shallow water, it is possible to free-dive into the top part of the hole. [2] The bottom of the hole is at a depth of about 30 meters. [3]
The deepest blue hole in the world is the Taam Ja' Blue Hole in Chetumal Bay, which was found to have a depth of more than 420 metres (1,380 ft) in 2024. [ 3 ] The second deepest is the Dragon Hole , or Longdong, in the South China Sea at 300.89 metres (987 ft) deep, [ 4 ] while the third deepest blue hole in the world is Dean's Blue Hole at ...
Romblon is also home to the Tablas Island Blue Hole, the only known blue hole in the Philippines, located in the town of San Agustin. [ 74 ] [ 75 ] The entrance to the blue hole is a 6-meter (20 ft) wide volcanic chimney, which drops for 20 meters (66 ft) before opening up into the massive chamber below with a total depth of 32 to 40 meters ...
Indeed, new measurements taken during a December scuba-diving expedition indicate that the Taam Ja’ Blue Hole (TJBH), located in Chetumal Bay off the Yucatan Peninsula, extends at least 1,380 ...
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The Great Blue Hole is near the center of the photograph. 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 (43 mi) from the mainland and Belize City. The hole is circular in shape, 318 m (1,043 ft) across and 124 m (407 ft) deep.
Known as Dean’s Blue Hole, this geological wonder located off the coast of Long Island is a staggering 663 feet deep, making it one of the deepest blue holes in the world and also an area ripe ...
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.