Flying saucers are perhaps the most iconic genre of UFO -- since the 1940s they've become the mainstay vehicles for extraterrestrials in all sorts of fictional stories. But, according to declassified files, the US Government was intensely interested in building some flying saucers of its own. So far did they get? The answer may surprise you in tonight's Classic episode.They don't want you to read our book.: https://static.macmillan.com/static/fib/stuff-you-should-read/See omnystudio.com/listener for privacy information.