The pyramids were old for most of Egyptian history. Of the three great kingdoms that this old and powerful civilization spawned, it was the Old Kingdom who were known as the pyramid builders. Such a labor-intensive investment in the afterlife was something which could be justified only in the initial enthusiasm of Egypt’s new religion.
There is no site more emblematic and obviously ancient Egyptian than the pyramids at Giza. The only wonder of the ancient world still standing, these three enormous pyramids and their attendant sphinx and necropolis are instantly recognizable. The site is dominated by the great Fourth Dynasty pyramid of Khufu, which dwarfs even the other two
