Morning Overview on MSN

Ancient 4,500-year-old pyramid may hide a secret doorway

The Great Pyramid at Giza has been studied for centuries, yet new scans of the 4,500-year-old monument suggest it may still be hiding a concealed passageway that functions like a secret doorway. Fresh ...
Morning Overview on MSN

A 4,500-year-old Egyptian pyramid may hide a secret doorway

The Great Pyramid of Giza has been studied for centuries, yet new technology is still revealing features that earlier generations could not see. Now researchers say a 4,500-year-old structure on the ...