The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
16
Ancient Romans at one time used human urine as an ingredient in their toothpaste.
37
Harry S. Truman was the last U.S. President with no college degree.
55
The first telephone book was one page long and had only 50 names in it.
91
Jericho is the oldest walled city in the world at 9,000 yrs old!
55
During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
There's a bar in Ireland (presently named Sean’s Bar) that was opened in 900AD.
32