Coins usually survive in circulation for about 30 years.
66
Donkey Kong was Mario's pet that he'd abused. Donkey Kong kidnapped Mario's girlfriend as revenge for the mistreatment.
83
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
50 years ago Cheerios were called Cheerioats.
99
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Those who get out of bed by 7am are more likely to be thinner and happier.
20