The Elder Scrolls just posted the following link on their Twitter feed: This link here.
Click there, and complete their challenge to go into the draw to win a Skyrim-themed X-Box.
I may be a PC gamer, but I know that I'm entering it. That this looks pretty cool.
P.s. I have just read the terms and conditions. There is a UK-based one, limited to France, Germany and the UK, and a USA-based one, which is USA-only. Anyone outside of this is UNABLE TO ENTER.