The practice of identifying baseball players by number was started by the Yankees in 1929.
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Prior to 1900, prize fights lasted up to 100 rounds.
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Tug of War was an Olympic event between 1900 and 1920.
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All major league baseball umpires must wear black underwear while on the job!
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The first baseball caps were made of straw.
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There is a growing sport in Berlin and London called Chess Boxing. Players alternate between a round of chess and a round of boxing until one is declared winner either by checkmate, KO, or technical stoppage.
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There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
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A 'face-off' in hockey was originally called a 'puck-off'.
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