The first semi-permanent settlements appeared in Florida around 5000 B.C.
10
The United States consumes 25% of all the world's energy.
51
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
Alaska is the only state that can be typed on one row of keys on a QWERTY keyboard.
147
In downtown Churchill, Manitoba, it's illegal to lock your car doors in case someone needs to escape from a polar bear.
15
Wyoming has only 2 sets of escalators in the entire state.
17
Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20