In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
In the US, people can be rejected from joining the police force if they are too intelligent.
45
Seven U.S. states are named after sovereigns - four kings and three queens.
5
In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10
US eggs would be illegal in a British supermarket because they are washed. British eggs are illegal in US markets because they’re unwashed.
7
The first female self-made millionaire in America was a black woman.
4