Why is the Blue Hole so deep?

The hole is perfectly circular in shape, over 300 meters (1000 ft) across, 3140 feet circumference and 125 meters (410 ft) deep. It was formed as a limestone cave system during the last glacial period when the sea level was 400 to 500 feet below present time and was dry land.



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Description. The Blue Hole is a clear blue body of water with a constant 62 °F (17 °C) temperature and constant inflow of 3,000 US gallons per minute (11 m3/min; 2,500 imp gal/min), enough to cycle out the water every six hours.

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Description. The Blue Hole is a clear blue body of water with a constant 62 °F (17 °C) temperature and constant inflow of 3,000 US gallons per minute (11 m3/min; 2,500 imp gal/min), enough to cycle out the water every six hours.

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Tourism. The Great Blue Hole is a popular spot among recreational scuba divers who are lured by the opportunity to dive in sometimes crystal-clear water and meet several species of fish, including midnight parrotfish, Caribbean reef shark, and other juvenile fish species.

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Believed to be the world's largest feature of its kind, the Great Blue Hole is part of the larger Belize Barrier Reef Reserve System, a World Heritage site of the United Nations Educational, Scientific and Cultural Organization (UNESCO).

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Small fee of $10 gives you access to the Blue Hole and the adjacent lake to swim in.

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The Santa Rosa Blue Hole in New Mexico is one of the region's most popular tourist attractions, but the cave system at the bottom of the hole has been sealed off since 1976 following the deaths of two divers.

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The main big swimming hole when you first enter the park is absolutely deep enough to swim in. Divers have reportedly measured some spots as deep as 20 feet. But it's so freezing cold, between 50-60 degrees in the midst of summer, that you won't want to stay shoulder-deep for long.

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They are a perfect age to enjoy the falls. I saw many younger children there and different age groups of people. Our family used Liberty Tours Jamaica, and were very satisfied with the service they provided to us. Their drivers are very knowledgeable and patient.

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Lake Nicaragua is the only freshwater lake containing oceanic animal life, including sharks, swordfish, and tarpon. More than 40 rivers drain into the lake, the largest being the Tipitapa River.

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Alongside the trash were two human bodies, believed to belong to two of the three divers who were lost in the Great Blue Hole during a previous expedition. “We found the resting place of a couple folks, and we very respectfully let the Belize government know where we found them.

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