1. Foreskins can be used to make skin grafts for burn victims. One foreskin can actually provide four acres worth of grafted skin.
2. The world's largest penis is 13.5 inches.
3. According to a study by the University of Ulster-Northern Ireland, men in the Republic of Congo have the biggest average penis size in the world.
4. Humans are the only primates that do not have have bones in their penises.
5. Babies can get erections in the womb...
6. ... So can corpses.
7. There is a condition known as Koro, which is an irrational fear of retraction of a penis back into the body.
8. There is a museum in Iceland strictly dedicated to penises.
9. There is a rare condition known as diphallia where a person can have two functional penises.
10. Circumcision gained popularity in the United States during the 19th century to help stop masturbation.
11. All penises actually start off as clitorises.
12. Penises can actually break.
14. There is a restaurant in Beijing that specializes in serving penises.
View this video on YouTube
The restaurant, called Guolizhuang, has 30 different varieties of penises and has been featured on the Travel Channel.
15. There is a festival every year in Japan devoted to the penis and fertility.
