A study suggests that the first of seven key pyramids in Egypt, the Step Pyramid of Djoser, was built using a hydraulic lift. Dated to about 4,500 years ago, this would move up the introduction of ...
Modern Engineering Marvels on MSN
Did water lifts raise Djoser’s step pyramid from the inside?
“The ancient architects may have raised the stones from the pyramid centre in a volcano fashion using the sediment-free water ...
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