And we have a winner (unless someone else went Googleing or Lycos, or Jeeves, or...) Holy teaser, Batman! The Riddler strikes again.
A murderer is condemned to death. He has to choose between three rooms. The first is full of raging fires, the second is full of assassins with loaded guns, and the third is full of lions that haven't eaten in 3 years. Which room is safest for him?