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".
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In Australia, there are spiders big enough to eat snakes.
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The human brain doesn't stop developing until about 25 years old.
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In 2012, a squirrel in Fareham, UK got its head trapped in a decorative Halloween skull and scared the crap out of the neighbours.
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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.
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