In his new book, 'The Great Architects of Mars,' Haas analyzed dozens ... these formations may be the remnants of once-magnificent cities, towering pyramids, gigantic geoglyphs and more. Geometry, ...

Unlock the secrets of ancient Egyptian architecture and learn how the Great Pyramids have withstood time's test for millennia.

A newly revealed corridor behind the Great Pyramid’s north face is offering fresh insight into one of the world’s oldest ...