Supposedly, during the WWII era, the Soviet Union built a prototype of a truly massive airplane, which they fittingly called a "flying fortress". I don't see how the hell this thing could possibly fly.
Indeed, this is the most idiotic fan page of all time. C.U.G.M.F.M. is apparently a black metal band that bases it's music on the Castlevania video games. Oh wait, I'm the one who made this page, so I guess I'm ripping on myself...