During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
223
The retail price for the iPad would be $1,140 if it were built by American workers instead of Chinese.
100
Seven U.S. states are named after sovereigns - four kings and three queens.
5
The United States consumes 25% of all the world's energy.
51