Hy there!
For my proffession I'm a CAD Designer. In my free time I design for a couple of games. One of them is Nolimits. I've been tracking the game sinds 1.1 and have designed a couple of tracks. Real ones and designed from scratch. Pleae check out my site:
http://www.caenen-3dprojects.nl
Here I'll put up a section soon with my most succesful tracks.