In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
The United States has paved enough roads to circle the Earth over 150 times.
72
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14
203 million dollars is spent on barbed wire each year in the U.S.
65
