Passengers on the Beijing subway can pay with plastic bottles.
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Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
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In Ice Age, the drawings of characters during the end credit roll - and Sid's drawing of himself on a wall - were all done by the children of the animators.
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In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
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There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
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The rarest motorcycle in the world was found behind a brick wall in Chicago and has engine technologies well ahead of its time. The “Traub” is still running to this day.
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