Did you know Thomas Jefferson's grandson was an ax murderer? Don't you delight knowing some dinosaurs were teeny tiny as hens? Before buying that plane ticket, don't you NEED to know which exotic islands still have cannibals? Wonder what it's like to live in Hell Town at the End of the World? How about an ailment so surreal it's named after Alice in Wonderland? In Random Obsessions: Trivia You Can't Live Without, historian Nick Belardes...