The first semi-permanent settlements appeared in Florida around 5000 B.C.
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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.
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Saint Augustine, Florida, is the oldest European settlement in North America.
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The United States does not have an official language.
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The Canadian province of New Brunswick (which was part of the UK at the time) had a bloodless war with the US state of Maine in 1839
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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.
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The average American spends a third of their overall time online playing games and using social networks.
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