Cheetahs were raced at Romford greyhound stadium in 1937!
60
The practice of identifying baseball players by number was started by the Yankees in 1929.
64
It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
In 1998, Serena and Venus Williams said they could beat any man ranked 200 or worse in a game of tennis. Karsten Braasch, ranked 203, accepted the challenge and easily beat them, 6-1, 6-2.
16
So that's how they cheat - a microwaved baseball will fly farther than a frozen baseball.
226
There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
17
All major league baseball umpires must wear black underwear while on the job!
104