This is a video covering two days of MTB riding from Boise to Idaho City on dirt roads and singletrack trail totaling about 90 miles and 12,000 feet in elevation. The tour is put on by Wild Rockies and is fully supported with snacks and meals, campspots, all the logistics you need to just enjoy the weekend. Video clips from June 18,19 2011.
Day 1 route: http://www.trimbleoutdoors.com/ViewTrip/1171207
Day 2 route: http://www.trimbleoutdoors.com/ViewTrip/1171209