The first baseball caps were made of straw.
226
During WWII, because a lot of players were called to duty, the Pittsburgh Steelers and Philadelphia Eagles combined to become The Steagles.
113
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
In 1910 football teams were penalized 15 yards for an incompleted forward pass.
63
The practice of identifying baseball players by number was started by the Yankees in 1929.
64
The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
51
Three consective strikes in bowling is called a turkey.
30