Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
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There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
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The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
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In Mexico, artists can pay their taxes using artwork that they create.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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There's a company in China that allows you to hire someone to stand in line for you for $3-$5 an hour.
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There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
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The Beatles wrote into their contracts for American concerts that they would not play in front of segregated audiences.
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