The first baseball caps were made of straw.
226
Most NASCAR Teams use nitrogen in their tires instead of air.
62
It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
The practice of identifying baseball players by number was started by the Yankees in 1929.
64
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
Lars Andersen has rediscovered an ancient form of archery that allows him to shoot 10 arrows in 4.9 seconds, while it takes others 13-35 seconds. He is even faster than the fictional archer Legolas in the Lord of the Rings series.
17