Caminemos (Let’s Hike) Curry Canyon Ranch (Lower 200)

Curry Canyon Ranch 3500 Curry Canyon Rd., Clayton, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.Join us on a stroll through the lower 200 acres of Save…

Free

Hit the Trails: Mountain Biking

Mangini Ranch Educational Preserve 5318 Crystyl Ranch Drive, Concord, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.AGE REQUIREMENT: 12+ years oldCome explore the beautiful trails and connectivity of…

Free

Beat the Heat and Hike the Suburban Interface in Walnut Creek Open Space

Howe Homestead Park 2950 Walnut Boulevard, Walnut Creek, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.We’ll get an early start at Howe-Homestead Park, the little gem of…

Free

Mangini Ranch Meditation Hike

Mangini Ranch Educational Preserve 5318 Crystyl Ranch Drive, Concord, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.Beat the summer heat on this early morning outing on Mangini Ranch.…

Free

Plein Air Painting Hike

Wright Canyon 4390 Morgan Territory Rd., Clayton, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area. Join us for an evening of plein air painting at one…

Free

Tarantula Trek for Families

Mitchell Canyon Interpretive Center Parking Area 96 Mitchell Canyon Road, Clayton, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.A scientist exploring California in the 1860s described Mount Diablo's tarantulas as…

Free

Tarantula Trek for Adults

Mitchell Canyon Interpretive Center Parking Area 96 Mitchell Canyon Road, Clayton, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.A scientist exploring California in the 1860s described Mount Diablo's tarantulas as…

Free

Trail Stomp – Run with Save Mount Diablo

Curry Canyon Ranch 3500 Curry Canyon Rd., Clayton, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.Calling all experienced trail runners to an exploratory run at Curry Canyon…

Free

Borges Ranch Fall Hike

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

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

Free

On Belay – Rock Climbing

Orchard Staging Area 1033 Castle Rock Rd., Walnut Creek, CA, United States

All Discover Diablo hikes are subject to, and will honor, all applicable COVID-19–related restrictions in place for our area.AGE REQUIREMENT: 14+ years oldCome join Save Mount Diablo for a day…

Free

Black Diamond Mines Halloween Hike

Somersville Staging Area Black Diamond Mines Regional Preserve, Antioch, CA, United States

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

Free

Rocks on the Move

Rock City Parking Lot South Gate Road, Danville, CA, United States

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

Free

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

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