Prior to 1900, prize fights lasted up to 100 rounds.
36
Boxer Wladimir Klitshko auctioned his Olympic gold medal to raise money for underprivileged Ukrainian children. He raised $1,000,000. The buyer immediately returned the medal to Wladimir as he wanted it to remain in the Klitschko family.
4
Most NASCAR Teams use nitrogen in their tires instead of air.
62
The first baseball caps were made of straw.
226
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
There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
17