The Paris Catacombs are 65 feet underground. The ancient city of Derinkuyu lies 279 feet below Turkey. The Greenbrier Bunker in W. Virginia is 720 feet underground. It was built to keep Congress ...

Back in 1963, a man in Turkey discovered an entire ancient city under his home in the course of a renovation—and commenters ...

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He had not merely found a cave. He had unearthed something far older, far larger, and far more mysterious than he ever could have imagined. Let’s uncover the astonishing truth behind his discovery.