rich von Daniken born 14 April 1935 in Switzerland) is a controversial author who most known of its... all theories concerning extraterrestrial influence on human culture in prehistory, it is also confessed as Paleo-SETI the theory. Continuing building at the work of others, Von Daniken that as intelligent extraterrestrial beings exists and us in the past has visited suggested, the archaeological material that must be able show.

http://video.google.com/videoplay?do...78743&hl=en-CA

Interesting theories.
But still unsolved...

Great post.
Thanks!