Originally Posted by Concerto

Anyone for making a list of online Advent Calendars here? I had a lot of fun with them last year. Admittedly this might not be the place, but quite a few of them offer mileage collecting possibilities, the most obvious of which is Focus.

Here are the ones I can remember from last year:

Focus Magazine
Payback
DB Deutsche Bahn
CFF-SBB Swiss Railways
Air Berlin