There's a café in France which charges €7 for a coffee to rude customers and €1.40 to people who talk politely to staff.
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Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
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There is a “Fruit Salad Tree” which can grow up to 6 different types of fruit.
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Gorillas can catch human colds and other illnesses.
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There's a swing on the edge of a cliff in Ecuador. It has no safety measures and is called the 'Swing at the End of the World'.
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In 1987, a Chicago TV station had its broadcast interrupted by a pirate signal that shows a man in a Max Headroom mask mumbling and being spanked with a fly swatter. Despite investigations by the FCC and FBI, this became the only known incident in which a hacker interrupted a major TV broadcast without getting caught.
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You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
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