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

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

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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

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

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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blue hole,  Jamaica                                                                                                                                                     More

blue hole, Jamaica More

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Putting this on the top of my bucket list: skydiving into and scuba diving in the Blue Hole in Belize.

Putting this on the top of my bucket list: skydiving into and scuba diving in the Blue Hole in Belize.

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Jumping off waterfalls at the Blue Hole in Ocho Rios, Jamaica is an awesome jungle experience. Perfect water, some thrills and beautiful flowers. 2traveldads.com

Jumping off waterfalls at the Blue Hole in Ocho Rios, Jamaica is an awesome jungle experience. Perfect water, some thrills and beautiful flowers. 2traveldads.com

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My 8 Craziest Belize Adventures from Rappelling to Swimming with Sharks to Snorkeling Belize's Blue Hole

My 8 Craziest Belize Adventures from Rappelling to Swimming with Sharks to Snorkeling Belize's Blue Hole

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The Great Blue Hole. Belize.

The Great Blue Hole. Belize.

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Long Island Bahamas Deans Blue Hole

Long Island Bahamas Deans Blue Hole

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The Blue Hole in Ocho Rios, Jamaica

The Blue Hole in Ocho Rios, Jamaica

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