Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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The US national public health institute, Centers for Disease Control and Prevention, has an actual plan in case of zombie invasion.
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Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20
During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
In 1958, a nuclear bomb was lost somewhere along the swampy coast of Georgia. Its whereabouts remain a mystery to this day.
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