Ancient Astronauts

I am watching a program (Ancient Astronauts) on NGC based on a very old topic. Aliens..
Ever since I read Erich Von Deniken's "Chariots of God" I have found it very difficult to think otherwise.

Anyway here is something I heard being mentioned. SO i searched it up in Wiki. Take a look at this article

http://en.wikipedia.org/wiki/Baghdad_battery