US scientists calculated that Santa would have to visit 822 homes a second to deliver all the world's presents on Christmas Eve, travelling at 650 miles a second.
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Christmas trees become popular in the UK from 1841 when Prince Albert erected a tree in Windsor Castle following a German tradition. Fir trees have been decorated at Christmas time in Germany since the 8th century.
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The twelve days of Christmas are the days between Christmas Day and Epiphany (6th of January) and represent the length of time it took for the wise men from the East to visit the manger of Jesus after his birth.
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Black Friday in the UK is the Friday before Christmas. Instead of shopping, many people get very drunk!
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The definition of a white Christmas in the UK is for a single snow flake (perhaps amongst a shower of mixed rain and snow) to be observed falling in the 24 hours of December 25th.
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Rudolph the red-nosed reindeer was invented for a US firm's Christmas promotion in 1938.
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The poinsettia is a traditional Christmas flower. In Mexico (its original birthplace), the poinsettia is known as the "Flower of the Holy Night".
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