The United States has paved enough roads to circle the Earth over 150 times.
72
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
The first semi-permanent settlements appeared in Florida around 5000 B.C.
10
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
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The United States does not have an official language.
88
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155
50% of pizzas in America are pepperoni.
183