When you shave a guinea pig it looks like a little hippo.
19
Scientists lit a cave of natural gas on fire in 1971 expecting it to only burn for a few days; it still burns to this day. It has been nicknamed "The Door to Hell".
19
There is an island near Italy that was the site of wars, a dumping ground for plague victims, and an insane asylum. It's considered so dangerously haunted that the Italian government does not allow public access.
78
The human brain doesn't stop developing until about 25 years old.
102
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17