Are you taking the Northern California Six-Pack of Peaks Challenge? Here you can see all the hikes logged in our 2020 challenge for Mount Diablo, with the most recent at the top. Click on a hike log to see all the details, more photos and leave comments for the challengers.
Are you a Challenger? Log your hikes! Not registered yet? Sign-up here by November 30, 2020.
Ready to hike Mount Diablo? Get our detailed trail guide.