This entire stretch of singletrack has also been designated by the International Mountain Bike Association as one of their "Epic" rides.
Out of the entire Colorado Trail, arguably the highest-quality section is the beautiful stretch running from the town of Silverton to the southern terminus of the trail in Durango. While not technically the highest-elevation portion of the trail, nevertheless this section stays very high in the San Juan Mountain Range. This entire stretch of singletrack has also been designated by the International Mountain Bike Association as one of their "Epic" rides.