The practice of identifying baseball players by number was started by the Yankees in 1929.
64
There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
17
Michael Jordan makes more money from Nike annually than all of the Nike factory workers in Malaysia combined.
433
In England, there's a phenomenon called the "half-time kettle effect" where power use surges at half-time during England's matches in the World Cup as everyone turns on their tea kettles at the same time.
3
It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
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
Prior to 1900, prize fights lasted up to 100 rounds.
36