Since I don't see that he has posted it on Ridemonkey yet, check out this video of the 24 Hour race in Temecula the past weekend. Keep in mind this is only the flat and some of the DH sections. The course was NOT flat, it had 1888' of climbing per 12 mile lap.
Right click and save as target.
http://www.mountainbikebill.com/videos/MFP/24hrTemecula.mpg
Right click and save as target.
http://www.mountainbikebill.com/videos/MFP/24hrTemecula.mpg