Satellite imagery has revealed one of America's most unusual Cold War military structures—a massive pyramid hidden deep ...

We all know what Egypt's pyramids look like on the outside, but what do they look like on the inside? Narrow passageways, spacious chambers and steep galleries make up the bulk of the interior layouts ...

Archaeologists have uncovered one of the Great Pyramid's secrets – revealing how the ancient tomb has managed to withstand earthquakes for 4,600 years. Since it was built, the magnificent structure ...

The Pyramid of Menkaure, one of the three famous Pyramids of Giza, has long been suspected to have another entrance that looters would never be able to find. After using several non-invasive methods ...

Nearly 4,700 years ago, ancient Egyptian builders created something the world had never seen: a monumental stone pyramid ...

The Secret of the Great Pyramid moves between the ancient and the modern. The ancient story chronicles, step-by-step, how a nation of farmers only recently emerged from the Stone Age could construct ...

See also related article by Jean-François Augereau, "Will the Great Pyramid yield up its secrets?" Manchester guardian weekly (September 14, 1986, page 12 (VF-- Art, Egypt).