An icon in the shape of a lightning bolt. Impact Link The first stone pyramid ever built has been restored and is now open to the public. The Pyramid of Djoser, also known as the Step Pyramid, a ...

Teotihuacan (pronounced te-o-tee-waka-n) is believed by archeologists to be the first major city of the Americas. It was located in the northeastern region of the Valley of Mexico, some 35 miles (56 ...

Many pyramids were known to have capstones at their peak, also known as pyramidions, which were made of limestone, sandstone, basalt or granite. Some may have been covered with plates of copper, gold ...