In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
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The most expensive license plate is the number '1', bought by an Abu Dhabi businessman - costing a staggering $14.3 million!
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The world's longest traffic jam took place in Beijing, China. It was over 60 miles long and lasted 11 days.
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