Roswell would be a totally unremarkable town were it not for a single event - an event that quite possibly didn’t even happen, or at least not in the way that many believe it to have done. In the summer of 1947 a local man found some odd-looking debris on a ranch some 30 miles north of the town. Many of those who believe in UFOs are convinced that he had found a crashed spaceship, complete with its alien pilot who died in the crash. Sceptics are equally convinced that it was no such thing. But whatever the truth of…