First, this video with Todd Howard of Bethesda Studios.
Then, this IGN overview video, which shows some material I've not seen elsewhere.
The superlinkhappygoodness for today comes from the Bethesda Blog. Follow this link to find 9 different previews and commentary from a 3 hour tour of Skyrim, as well as a host of new screenshots.
To complete today's Dragon theme, enjoy these Skyrim screenshots.
One more day!