The sun sets on 24 December at 3.55pm in the UK, and rises the following morning at 8.05am.
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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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Electric lights for trees were first used in 1895.
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English Puritan leader Oliver Cromwell banned Christmas between 1647 and 1660 because he believed such celebrations were immoral for the holiest day of the year.
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In Greek legend, malicious creatures called Kallikantzaroi sometimes play troublesome pranks at Christmas time. In order to get rid of them, salt or an old shoe is burnt. The pungent burning stench drives off, or at least helps discourage, the Kallikantza
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'Klaxon' is a name that does not belong to one of Santa's reindeer. A klaxon is actually a powerful electric horn. Its name comes from a German word meaning "shriek".
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At Christmas, it is traditional to exchange kisses beneath the mistletoe tree. In ancient Scandinavia, mistletoe was associated with peace and friendship. That may account for the custom of "kissing beneath the mistletoe".
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