According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
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Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
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The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
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The United States has paved enough roads to circle the Earth over 150 times.
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