The sun sets on 24 December at 3.55pm in the UK, and rises the following morning at 8.05am.
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There are 13 Santas in Iceland, each leaving a gift for children. They come down from the mountain one by one, starting on December 12 and have names like Spoon Licker, Door Sniffer and Meat Hook.
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Robins on cards were a joke 150 years ago when postmen wore red tunics and were named after them.
20
The tradition of putting tangerines in stockings comes from 12th-century French nuns who left socks full of fruit, nuts and tangerines at the houses of the poor.
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The world's tallest Xmas tree at 221ft high was erected in a Washington shopping mall in 1950.
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The first postage stamp to commemorate Christmas was issued in Austria in 1937.
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Coca Cola was the first beverage company to use Santa for a winter promotion.
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