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.
32
The first Christmas card was designed in 1843 by J.C. Horsley.
38
The abbreviation Xmas isn't irreligious. The letter X is a Greek abbreviation for Christ.
273
Carols began as an old English custom called wassailing, toasting neighbours to a long life.
33
The poinsettia is a traditional Christmas flower. In Mexico (its original birthplace), the poinsettia is known as the "Flower of the Holy Night".
15
Electric lights for trees were first used in 1895.
62
The Queen's Christmas speech was first televised in 1957.
18