Is it possible that the great prophet, Enoch, was instructed by extraterrestrials with the engineering knowledge necessary to construct the great pyramids? Take an excursion through the great pyramid of Cheops with Erich von Däniken as he reveals mysteries hidden within its known chambers and begins unraveling secrets yet to be discovered. Were these pyramids built in a time predating the great floods? As new technologies explore never before seen details of the pyramid, new questions are pondered as to what is yet to be revealed. Perhaps, the lost library of Enoch remains hidden within a secret chamber inside the great pyramid.