#449 – Graham Hancock: Lost Civilization of the Ice Age & Ancient Human History

4556.246 - 4578.364 Graham Hancock

You know, in the 9th century, the Great Pyramid still had its facing stones in place. But there was an Arab caliph, Caliph al-Mamun, who had already realized that other pyramids did have their entrances in the North Face. Nobody knew where the entrance to the Great Pyramid was. But he figured, if there's an entrance to this thing, it's going to be in the North Face somewhere.