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The mega structures of the ancient world are famously awe-inspiring. They showcase the ingenuity, ambition and ...

Long held beliefs about the chronology and level of sophistication of early North American civilizations have been called into question by the recent discovery of what some consider to be America's ...

(CNN) — Archaeologists working in Saudi Arabia and Jordan say they have discovered the oldest known architectural plans. The “extremely precise depictions” engraved on stone slabs detail huge ...

A team of Italian scientists took the world by storm last March when they announced the discovery of a colossal underground complex plunging nearly 3,500 feet beneath Egypt's Giza Plateau and linking ...