A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
30
203 million dollars is spent on barbed wire each year in the U.S.
65
In the US, there are quite a few cities called Gaylord.
27
In the US, people can be rejected from joining the police force if they are too intelligent.
45