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.
415
The sun sets on 24 December at 3.55pm in the UK, and rises the following morning at 8.05am.
81
'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".
3
Louis Prang, a Bavarian-born lithographer who came to the USA from Germany in the 19th century, popularized the sending of printed Christmas cards. He invented a way of reproducing color oil paintings
, the "chromolithograph technique", and created a car
, the "chromolithograph technique", and created a car
1
The first postage stamp to commemorate Christmas was issued in Austria in 1937.
28
Rudolph the red-nosed reindeer was invented for a US firm's Christmas promotion in 1938.
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