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
The flushing toilet was invented in 1596, not by Thomas Crapper as most people think, but by Sir John Harington.
98
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
The Mint once considered producing doughnut-shaped coins!
60
In the 1830s, a Greek prime minister tried to spread the potato in Greece but people weren't interested so he put armed guards in front of shipments of potatoes so people would think they were important. People then started stealing these potatoes so much that the crop spread to all of Greece.
29