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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Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
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You can't plow a cotton field with an elephant in North Carolina.
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Wyoming has only 2 sets of escalators in the entire state.
17
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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