The Step Pyramid of Djoser, erected some 4,500 years ago, may have been built through the use of a unified water-powered hydraulic lift system, the study authors found.

The Step Pyramid of Djoser was built about 4,700 years ago with six layers above ground and a series of tunnels below. When you purchase through links on our site, we may earn an affiliate ...

General view of the Step Pyramid of Djoser at Saqqâra on February 9, 2024 in Giza, Egypt. Getty Images The main pieces of evidence supporting the hydraulic theory were the discovery of a "dry ...