In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
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American school children rank 25th in math and 21st in science out of the top 30 developed countries, but ranked 1st in confidence that they outperformed everyone else.
7
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10