Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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The Caspian Sea is also classed as the world's largest lake.
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The world's tallest snowman was created in Bethel, Maine in 2008. It measured in at 122 feet / 1 inch and weighed 13,000,000 lbs.
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A cauliflower that weighs almost 72.5kg has broken the world record by almost 3kg.
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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!)
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