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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There's a woman named Veronica Seider who had vision 20x better than average. She could identify people more than a mile (1.6km) away.
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Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
The world's longest traffic jam took place in Beijing, China. It was over 60 miles long and lasted 11 days.
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The highest speed ever achieved on a bicycle was 167.04 mph by Fred Rompelberg in 1995.
11