The first baseball caps were made of straw.
226
Prior to 1900, prize fights lasted up to 100 rounds.
36
It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
Most NASCAR Teams use nitrogen in their tires instead of air.
62
The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
51
When pitched, the average Major League baseball rotates 15 times before being hit.
113
A 'face-off' in hockey was originally called a 'puck-off'.
70
Each year, 30,000 people are seriously injured by exercise equipment.
46