TrackMania 2 has been unveiled at the Paris Game Festival, as a number of comments on the TrackMania Forums indicate. This post has links to pictures of the racing sequel's unveiling on Twitter, while some tweets from this French Twitter feed indicate the game is expected next year. Last but not least, there's a ShakyCam video of a game trailer on YouTube.

TrackMania 2 Announcement

Source: http://ve3d.ign.com/