The Speed of Light for Building Pyramids
99% Invisible
00:00
What Is the Problem With Mud Bricks?
The ground can only hold so much mass without buckling. 20 thousand men can only lay this many stones a day. And the pharaoh typically lives 35 years. So you know, that many men times that many stones times 35 years means it's going to be this high. The material had to be delivered to the site in time to build the thing.
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