It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
Babe Ruth wore No. 3 because he batted third.
45
Prior to 1900, prize fights lasted up to 100 rounds.
36
At 120 miles per hour, a Formula One car generates so much downforce that it can drive upside down on the roof of a tunnel.
91
In 1910 football teams were penalized 15 yards for an incompleted forward pass.
63
Kobe Bryant was named after a steak.
26