Cheetahs were raced at Romford greyhound stadium in 1937!
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Pittsburgh is the only city where all major sports teams have the same colors: Black and gold.
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The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
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The Stanley Cup originally was only seven and a half inches high.
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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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It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
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