I don’t know how anyone could come to any other conclusion about the ancient megalithic structures in Egypt. The dynastic Egyptians simply didn’t have the tools or the methods to construct the multi-ton artifacts we see there today.
Graham Hancock and others are right. We’re a civilization with amnesia.
Off topic, but the guy in that video is the spitting image of Chumlee.
I don't know how anyone comes to the conclusion that dynastic Egyptians couldn't do it, since they left behind paintings showing it being done, and obviously have a history of doing it.