Why do many cultures and religions expect a Messiah who will bring redemption to humanity? Erich von Däniken, examining the great traditions of humanity with the aid of their texts, discovers that people in many religions have linked the theory of redemption with the anticipation of the return of superior beings who once visited the Earth.

Thus, all theories about the Messiah ultimately constitute the essence of an ancient, global promise: We will return! With a supplement on the newer, extremely exciting discoveries in the pyramid of Cheops.

[Excerpt from the text on the back cover of the edition]