Cheetahs were raced at Romford greyhound stadium in 1937!
60
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
A 'face-off' in hockey was originally called a 'puck-off'.
70
In 1910 football teams were penalized 15 yards for an incompleted forward pass.
63
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
Prior to 1900, prize fights lasted up to 100 rounds.
36
Three consective strikes in bowling is called a turkey.
30