This object, found by construction workers, is of unknown origin and found in soil dating to around 7000 BC.or its the end of a nuclear waste depository. Which is more interesting? or earth boring me to death machine ufo flying saucer spaceships, Ancient Aliens, Aliens And Ufos, Ancient History, Ancient Egypt, Paranormal, Mystery, Unexplained Mysteries, Ufo Sighting, Stargate