Todd Stempien > Trail Favorites List

21.6 mi 34.8 km Mt. Diablo - From Castle Rock EBRP (Pine Canyon) Difficult Walnut Creek, CA	Difficult	Walnut Creek, CA	21
2.5 mi 4.0 km Calaveras Ridge Regional Trail Intermediate Dublin, CA	Intermediate	Dublin, CA	5

Welcome

Join the Community! It's FREE

Get Started

onX products are built by adventurers, for adventurers. We believe that every adventurer needs to know where to go, to know where they stand, and to be able to share their experiences.
About onX
Careers