Giorgio Tsoukalos sent us two images to accompany his presentation. The first shows Heliopolis, Temple of the Sun god Baal, Baalbek, Lebanon. Notice how tiny the human is in comparison to the megalithic stones used, he writes. The second picture shows the Puma Punku stone carving. "Today, to replicate such a formation we would use sophisticated computer technology. And the ancients, allegedly, did this with chicken bones and obsidian?," he asks.