The Queen's Christmas speech was first televised in 1957.
Electric lights for trees were first used in 1895.
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.
Gold-wrapped chocolate coins commemorate St Nicholas who gave bags of gold coins to the poor.
The sun sets on 24 December at 3.55pm in the UK, and rises the following morning at 8.05am.
Santa Claus has many different names around the world including Father Christmas in the UK, Pere Noel in France, Kriss Kringle in Germany, La Befana in Italy, Julinesse in Denmark, Dedushka Moroz (meaning Grandfather Frost) in Russia and the Three Kings i
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.