The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
23
In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
26
Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
37
Each year, around 24,000 Americans are bitten by rats!
65
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
