An 18 mile out and back, with some miles on the pavement.  Definitely an advanced ride on the single track down Black Mountain and a relatively tough climb up the fire road.

Directions

6  Rider Level:  Advanced / Intermediate
6  Technical:  Moderate to Difficult
6  Aerobic: Strenuous
6  Pace:  Moderate to Fast
6  Distance: 18 Miles
5  Riding Time: 3 hours