Richard Nixon was so good at poker that most of his first campaign for the House of Representatives was funded by poker winnings from his time in the navy.
9
The first semi-permanent settlements appeared in Florida around 5000 B.C.
10
During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
203 million dollars is spent on barbed wire each year in the U.S.
65
Each year, around 24,000 Americans are bitten by rats!
65
Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
23

