Deep in the jungle, an ambitious construction project transforms raw earth into a breathtaking hidden swimming pool connected by an underground passageway. Built entirely by hand, this incredible ...

Building the Most Secret Underground Maze Swimming Pool To The Underground House. This video explores the process of creating ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Among Buckingham Palace's mysterious 775 rooms is a swimming pool, where heirs to the throne from King ...

A hike to a secret pool hole high in the Adirondack mountains allows for a swim on a day with summer-like warmth but rich autumn color. It's been a warm autumn in much of the country. New York's ...