Mountain Biking Marin
The Ultimate Bike Experience

Bike Tours - Pre Set Intermediate/Advance Route

Big Rock / Lucas Valley Trail
This challenging 7-mile singletrack out and back bike tour starts by the Big Rock at Lucas Valley road. This route offers a fun singletrack climb and descend with rolling hills and switchbacks. Incredible views of Northern Marin.

Technical Level: 6-7
Climbing Level: Moderate to Strenous
Riding Time: 2-3 hours