How Were the Egyptian Pyramids Built? - Part 5
Houdin’s Internal Ramp
French Architect Jean-Pierre Houdin has a revolutionary theory on how the pyramids were built.
He looked at the three main existing theories: the large long straight ramp used to drag the stone up on sleds or rolled on logs, the wooden ‘machines’ mentioned by Herodotus & the spiral ramp theory.
None of [...]












