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Mysteries of the Sea: Monsters, Sunken Ships and Ocean Oddities

15 Photos

Endless secrets lurk in the briny deep. Ships disappear in the waves, planes slip to the ocean floor and eerie formations hint of forgotten cities. Dive in. You'll find many mysteries that lie under the sea. 

Mysteries Behind 18 Famous Monuments

18 Photos

Explorer Don Wildman scoured the country for America’s most extraordinary monuments to reveal the amazing mysteries hidden within on Mysteries at the Monument.

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