In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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The United States has paved enough roads to circle the Earth over 150 times.
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Saint Augustine, Florida, is the oldest European settlement in North America.
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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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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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Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
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