Borges Ranch Fall Hike

Borges Ranch Parking Lot 1035 Castle Rock Road Walnut Creek, CA 94598

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Come and enjoy the fall weather on a…

Black Diamond Mines Halloween Hike

Somersville Staging Area Somersville Rd Pittsburg, CA 94565

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Come celebrate Halloween on the trails of Black…

Fossils & Birds

Entrance to Shell Ridge Open Space End of Marshall Drive Walnut Creek, CA 94598

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Enjoy spotting birds as we meander through the…

On Belay – Rock Climbing

Rock City Parking Lot South Gate Road Danville, CA

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Come join Save Mount Diablo for a day…

Pine Creek Loop Hike

Park Entrance Near 1700 Castle Rock Road Walnut Creek, CA 94598

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Hike the trail above Castle Rock Recreation Area…

Jurassic Park Geology

Rock City Parking Lot South Gate Road Danville, CA

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.About this eventJoin us as we explore 180 million years of geologic…

Winter’s Transformations in the Oak Woodlands

Los Vaqueros Marina Parking Lot 9990 Los Vaqueros Road Byron, CA 94514

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event We’ll venture out into the oak grasslands along…

On Belay – Rock Climbing

Rock City Parking Lot South Gate Road Danville, CA

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Come join Save Mount Diablo for a day…

Exploratory Hike – Del Puerto Canyon

Frank Raines OHV Park 17802 Del Puerto Canyon Road Patterson, CA 95363

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. About this Event Come join Save Mount Diablo on an exploration…

Dr. Mary Bowerman Birthday Hike

Lower Summit Parking Lot, Mount Diablo State Park

Celebrate Save Mount Diablo co-founder Mary Bowerman’s birthday with this special hike! The Mary Bowerman Trail is designed for hikers of all levels. The trail circles the peak just below…

Two Ridges & Creek Hike

Entrance to Shell Ridge Open Space End of Marshall Drive Walnut Creek, CA 94598

Mount Diablo’s two peaks rise above us as we climb Shell Ridge via a gentle switchback, hike that ridge and the next, then descend and complete our loop via the…

Exploratory Hike—Del Puerto Canyon

Frank Raines OHV Park 17802 Del Puerto Canyon Road Patterson, CA 95363

Come join Save Mount Diablo on an exploration into the heart of the Diablo Range. Enjoy amazing views of steep rugged hillsides, beautiful wildflowers, soaring raptors, and the damage from…

Join us to save the remaining natural lands of Mount Diablo!

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