Is the existence of prehistoric civilization conceivable?

A thought of my own, but it's just my own comment on the question: There's good documentation about the Great Pyramid of Giza, which suggests that extraterrestrials came to Earth to initiate human evolution. On the other hand, it could also be the work of a prehistoric, highly developed civilization that carved its existence into…

What is meant by Atlantis?

Troy, Babylon, Atlantis—there are many legendary cities. Some have since been discovered, others remain myths… Hundreds of researchers and archaeologists have already addressed this question, and yet, despite the most modern technology, no Atlantis has been found to date. Where is the error? Why has Atlantis not been discovered yet? Is Atlantis perhaps just a…