Adam Rainer is the only person in recorded history ever to have been both a dwarf and a giant. At age 18 he measured 4 feet 8.3 inches. When he died at age 50 he measured 7 feet 8 inches.
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A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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The Caspian Sea is also classed as the world's largest lake.
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George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
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The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
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