India's richest person, Mukesh Ambani, built a $1 billion home. It has 27 habitable floors, including six parking floors with a capacity to hold up to 168 cars. 600 staff maintain the home.
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An artist in Iowa named Patrick Acton built a complete model of Hogwarts out of matchsticks.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
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