It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
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Babe Ruth wore No. 3 because he batted third.
45
Each year, 30,000 people are seriously injured by exercise equipment.
46
In 2011, two men paraglided from the summit of Mt. Everest, arriving at a village in 42 minutes and avoiding the dangerous conventional 3 day descent.
6
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.
8
The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
51