Each king in a deck of playing cards represents a great king from history: spades - King David, clubs - Alexander the Great, hearts - Charlemagne, and diamonds - Julius Caesar.
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Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
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During World War 1, Harry Houdini took 1 year off performing to help sell war bonds and teach american soldiers how to escape from German handcuffs.
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The site where the Parthenon was built had to be cleared of hundreds of dinosaur bones (then called giants' bones) before construction could begin.
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To take an oath, ancient Romans put a hand on their testicles
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Early American humans hunted car-size armadillos and used their shells for houses.
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