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Great Blue Hole – An incredible blue hole showcasing how our ocean levels fluctuated over history.

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fra 99TravelTips

IVE BEEN HERE!!!!The Great Blue Hole is one of the beautiful wonders of the world & is located off the coast of Belize;

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Stunning look at Dean's Blue Hole in the Bahamas, which is the world's deepest sea-hole at 663-feet.

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fra GloHoliday

The Mysterious Belize Great Blue Hole

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" The Great Blue Hole, Belize " It was formed as a limestone cave system during the last glacial period when sea levels were much lower. As the ocean began to rise again, the caves flooded, and the roof collapsed.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

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fra Foursquare

Dean's Blue Hole (Bahamas)

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Itchetucknee Spring, Blue Hole. Diver: Floriano Putigna by eputigna on Flickr.

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