Free digital Christmas calendars (Virtual Advent calendars online) in English
You can usually only open one door at a time, the door whose number coincides with the date (e.g. the door number one on December 1st etc.). If you can't open the door, please click refresh or reload on your computer.
This is Finland - Christmas Calendar 2016: https://xmas.finland.fi/
Interactive customizable advent calendars: http://ktmatu.com/xmas/
Santa Claus Greeting Centre sells genuine letters from Santa Claus in 15 languages.