Satellite survey of Egypt reveals 17 lost pyramids, thousands of antiquities. May 27, 2011— -- To find the ancient Egyptian city of Tanis, Indiana Jones had to confront snakes and outsmart Nazis.

A pyramid is a 3D shape with a flat base, and triangular edges that meet at a point. The base of the pyramid can be any polygon. A glass sculpture in the shape of a square based pyramid is to be made.

A HIDDEN city has been found underneath the pyramids in a new bombshell discovery, scientists have claimed. Researchers from Italy and Scotland made the "groundbreaking" find using radar that they say ...