15 Most Famous Beaches In The World Dean's Blue Hole is distinguished by one of the most unique natural phenomena found anywhere in the world — a mesmerizing underwater sandfall. Freedivers ...
A water-filled natural limestone cavern, Dean's Blue Hole plunges 663 feet below ground level on Long Island, part of a string of Bahamian islands south of Nassau and New Providence Island.
Plunge into this deep blue hole and you'll discover imposing ancient stalactites (calcium deposits resembling icicles) and coral fringe. Declared a UNESCO World Heritage Site in 1996 – along ...