The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
51
There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
17
The king of hearts is the only king without a moustache on a standard playing card!
169
It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
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
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
At horse race tracks, the favorite wins fewer than 30% of the time!
29