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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Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
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According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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Denver, Colorado, USA now has more marijuana dispensaries than it does Starbucks.
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In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
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