Seven U.S. states are named after sovereigns - four kings and three queens.
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Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
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The first semi-permanent settlements appeared in Florida around 5000 B.C.
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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
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In the US, people can be rejected from joining the police force if they are too intelligent.
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In Utah, it is illegal to swear in front of a dead person.
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In Kentucky, US, every citizen is required by law to take a bath at least once a year.
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