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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In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
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In Montreal, there's a bus stop with swings that play musical notes when you swing on them.
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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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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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There is a fruit called The Miracle Berry that, when eaten, causes sour foods to taste sweet, and has been used to treat diabetes, among other things.
13