Bay Day Challenge

San Francisco Bay Trail

Join the Bay Day Challenge from September 8 to October 7, presented by Save The Bay, in partnership with San Francisco Bay Trail. This free, region-wide event lets you create the experience that’s right for you with 30 days of … Read more

Free
Event Series Hike and Sip

Hike and Sip

Chabot Space and Science Center 10000 Skyline Blvd., Oakland, California

A perfect date night or fun with friends! Enjoy a beautiful sunset hike in the majestic Redwood forest, followed by stargazing on Chabot’s Observation Deck with drinks. Take in the fascinating history of Oakland, local plants, and Redwood trees with … Read more

$40

Twilight Marsh Walk

Don Edwards San Francisco Bay National Wildlife Refuge 2 Marshlands Rd., Fremont, CA, United States

Take a relaxing walk in an area that often has striking sunsets while learning about the Don Edwards SF Bay Refuge. Experience the salt marsh at twilight on an easy stroll along refuge trails (about .6 miles). At the setting … Read more

Event Series Family Nature Walks at Foothills Nature Preserve

Family Nature Walks at Foothills Nature Preserve

Foothills Nature Preserve 11799 Page Mill Rd, Palo Alto, CA, United States

Join the Environmental Volunteers for a fun exploration of local open space, led by our environmental educators. Intended for ages 6-11. Environmental Volunteers’ Family Nature Walks program is designed to help students and their families get to know our local … Read more

Free
Event Series Hike and Sip

Hike and Sip

Chabot Space and Science Center 10000 Skyline Blvd., Oakland, California

A perfect date night or fun with friends! Enjoy a beautiful sunset hike in the majestic Redwood forest, followed by stargazing on Chabot’s Observation Deck with drinks. Take in the fascinating history of Oakland, local plants, and Redwood trees with … Read more

$40

Nature Walk: Birds, Butterflies and Blooms

Mitchell Canyon 96 Mitchell Canyon Fire Rd, Clayton, CA, United States

Join naturalist Dan Fitzgerald for a nature walk in the Mitchell Canyon area. You will be looking for birds, butterflies, and some early/late Spring flowers. The walk is about 3 miles with some elevation gain. There is a limited number … Read more

$5 – $6
Event Series Hike and Sip

Hike and Sip: Full Moon

Chabot Space and Science Center 10000 Skyline Blvd., Oakland, California

A perfect date night or fun with friends! Enjoy a beautiful sunset hike in the majestic Redwood forest, followed by stargazing on Chabot’s Observation Deck with drinks. Take in the fascinating history of Oakland, local plants, and Redwood trees with … Read more

$40

Senior Stroll: Loch Lomond Birds

Loch Lomond Marina Park 110 Loch Lomond Dr, San Rafael, United States

The short levee that wraps around Loch Lomond Harbor is a great place to go birding, and this is a wonderful time of year to visit. Within a stone’s throw of the bay, and with fabulous views of the Marin … Read more

Free

Moth and Gall Night Walk with Damon Tigue

West Circle West Circle, Berkeley, CA, United States

Join Wholly H2O and expert naturalist Damon Tigue for a fun Friday the 13th searching and investigating moths and galls! You'll check out Oaks for galls on the leaves and continue to check back on moths attracted to our UV … Read more

Free

Twilight Marsh Walk

Don Edwards San Francisco Bay National Wildlife Refuge 2 Marshlands Rd., Fremont, CA, United States

Take a relaxing walk in an area that often has striking sunsets while learning about the Don Edwards SF Bay Refuge. Experience the salt marsh at twilight on an easy stroll along refuge trails (about .6 miles). At the setting … Read more

Event Series Family Bird Walk

Family Bird Walk

Don Edwards San Francisco Bay National Wildlife Refuge 2 Marshlands Rd., Fremont, CA, United States

Let family walks become a shared time of nature learning The Don Edwards San Francisco Bay National Wildlife Refuge begins by helping kids create their personal bird-watching field guides, and then head out onto the trails to find those birds. … Read more

Free

Birds of Fall Walk

Del Valle Regional Park 7000 Del Valle Rd, Livermore, CA, United States

It is time to say goodbye to summer and hello to fall and also welcome in our feathery migratory friends at Del Valle. Discover the diversity of birds migrating through Del Valle and learn why the lake is so important … Read more

Free

Tarantula Hike

Black Diamond Mines Regional Preserve 5175 Somersville Road, Antioch, CA, United States

October is a great month to come to Black Diamond Mines to try and get a glimpse of our eight-legged friends! Join a Naturalist on a 2-mile, uneven terrain hike to learn about tarantula mating season. Click here to find … Read more

Free
Event Series Family Nature Walks at Foothills Nature Preserve

Family Nature Walks at Foothills Nature Preserve

Foothills Nature Preserve 11799 Page Mill Rd, Palo Alto, CA, United States

Join the Environmental Volunteers for a fun exploration of local open space, led by our environmental educators. Intended for ages 6-11. Environmental Volunteers’ Family Nature Walks program is designed to help students and their families get to know our local … Read more

Free

Simply Sibley

Sibley Volcanic Regional Preserve 6800 Skyline Blvd, Oakland, CA, United States

Loop around Round Top for views and fresh air while searching for migrating birds. Distance: 2.5-3 miles Ages: 7 years and up --> adult participation is required Drop-in event, no registration necessary Click here to find out more about this … Read more

Free

Nature Walk: Birds, Butterflies and Blooms

Mitchell Canyon 96 Mitchell Canyon Fire Rd, Clayton, CA, United States

Join naturalist Dan Fitzgerald for a nature walk in the Mitchell Canyon area. You will be looking for birds, butterflies, and some early/late Spring flowers. The walk is about 3 miles with some elevation gain. There is a limited number … Read more

$5 – $6

Save Mount Diablo: Black Diamond Mines Halloween Hike

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

Come celebrate Halloween on the trails of Black Diamond Mines Regional Preserve - costumes are optional but encouraged! The route takes you to the old Rose Hill Cemetery and beyond; among the rocks and vegetation, look for signs of the … Read more

Free

A “Spooky” Autumn Hike with Naturalist John Lynch

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, kenwood

Join Certified California Naturalist John Lynch on a “spooky” 3 mile, 2.5 hour hike from Creekside to Hillside and back through the meadow exploring this very special season. With Halloween around the corner, we might just discover flying saucer galls, … Read more

$7.50 – $12
Event Series Hike and Sip

Hike and Sip: Halloween Full Moon

Chabot Space and Science Center 10000 Skyline Blvd., Oakland, California

A perfect date night or fun with friends! Enjoy a beautiful sunset hike in the majestic Redwood forest, followed by stargazing on Chabot’s Observation Deck with drinks. Take in the fascinating history of Oakland, local plants, and Redwood trees with … Read more

$40

Event Series Family Bird Walk

Family Bird Walk

Don Edwards San Francisco Bay National Wildlife Refuge 2 Marshlands Rd., Fremont, CA, United States

Let family walks become a shared time of nature learning The Don Edwards San Francisco Bay National Wildlife Refuge begins by helping kids create their personal bird-watching field guides, and then head out onto the trails to find those birds. … Read more

Free

The Morning Side of Mt. Diablo from Morgan Territory

Save Mount Diablo 1901 Olympic Blvd Suite 320, Walnut Creek, CA, United States

You’ll hike Bob Walker Ridge through native Blue Oak forests and enjoy a close-up view of the eastern side of Mt Diablo from the cliffs where Prairie Falcons nest in the spring. The first half of the hike will be … Read more

Free

History Hike ABOVE the Mines!

Black Diamond Mines Regional Preserve 5175 Somersville Road, Antioch, CA, United States

Black Diamond Mines Regional Preserve was once teeming with thriving communities. Join a Naturalist on a 2-3 mile hike to learn about the richness of the coal and sand mining history on a hike above the mines. No underground mine … Read more

Free

Nature Walk: Birds, Butterflies and Blooms

Mitchell Canyon 96 Mitchell Canyon Fire Rd, Clayton, CA, United States

Join naturalist Dan Fitzgerald for a nature walk in the Mitchell Canyon area. You will be looking for birds, butterflies, and some early/late Spring flowers. The walk is about 3 miles with some elevation gain. There is a limited number … Read more

$5 – $6

Nature Walk: Birds, Butterflies and Blooms

Mitchell Canyon 96 Mitchell Canyon Fire Rd, Clayton, CA, United States

Join naturalist Dan Fitzgerald for a nature walk in the Mitchell Canyon area. You will be looking for birds, butterflies, and some early/late Spring flowers. The walk is about 3 miles with some elevation gain. There is a limited number … Read more

$5 – $6