Your Universe Class (Sonoma County)

Robert Ferguson Observatory 2605 Adobe Canyon Rd, Kenwood, CA, United States

As each month passes, the sun "moves" to a new sign of the zodiac, and our evening sky reveals a new region of the universe for us to explore. This year we are offering a series of twelve evenings of … Read more

$50

North Ridge Trail Hike at Purisima Creek Redwoods

Purisima Creek North Ridge Trailhead 13130 Skyline Boulevard, Redwood City

Join POST for a beautiful and strenuous but rewarding 4.5-mile hike through the redwoods at Purisima Creek Redwoods! This out-and-back hike is moderately strenuous, with several inclines and declines. The hike itself will be roughly 4.5 + miles in totality, … Read more

Free
Event Series Sign Hill Stewards: Habitat Restoration

Sign Hill Stewards: Habitat Restoration

Sign Hill, Ridgeview Court, South San Francisco, CA Ridgeview Court, South San Francisco, United States

(desplácese hacia abajo para obtener información en español) Many rare plant and animal species live on Sign Hill’s native grasslands, including the endangered mission blue butterfly. Help us conserve and restore their habitat by installing native plants and removing invasive … Read more

Mushroom and Fungi Walk at Armstrong

Armstrong Redwoods State Natural Reserve 17000 Armstrong Woods Road, Guerneville, CA, United States

Join Taylor “Taye” Bright for a flat, slow, gentle walk discovering mushrooms and fungi in Armstrong Redwoods. You will learn the basics of mushroom identification, fungi’s ecological roles in redwood ecosystems and much more. In addition to well known species … Read more

$24 – $30

Woodland Canyon Creek Restoration Work Day

UCSF Mount Sutro Open Space Reserve SF, CA, United States

Come join us on San Francisco's Mount Sutro for a morning in habitat restoration activities and help us uncover Woodland Canyon Creek!

Community Volunteer Day: Laguna Grande Park Clean-Up

Laguna Grande Park Monterey 401 Virgin Avenue, Monterey, CA, United States

Join us for a fun morning beautifying Capra Park in collaboration with Friends of Seaside Parks Association (FOSPA) and the City of Seaside. There will be hands-on tasks for all abilities and ages. At the end of the event, Blue … Read more

Free
Event Series Sign Hill Stewards: Habitat Restoration

Sign Hill Stewards: Habitat Restoration

Sign Hill, Ridgeview Court, South San Francisco, CA Ridgeview Court, South San Francisco, United States

(desplácese hacia abajo para obtener información en español) Many rare plant and animal species live on Sign Hill’s native grasslands, including the endangered mission blue butterfly. Help us conserve and restore their habitat by installing native plants and removing invasive … Read more

Saturdays in the Soil

Santa Cruz Museum of Natural History 1305 East Cliff Drive, Santa Cruz, CA, United States

We are coming together as a community to steward Tyrrell Park through the City’s Adopt-A-Park program. At the Santa Cruz Museum of Natural History, you gain new wisdom about local ecology, native plants, and sustainable gardening while connecting with nature … Read more

Free

Park Rx– Yoga Hike

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, kenwood

Enjoy your yoga experience in the beautiful setting of our park! Susan Topf’s Yoga Hike balances a mix of easy hiking and gentle yoga postures, breath work and guided meditation, no mat necessary. The route varies on weather conditions and … Read more

$30

Queers of a Feather

Bair Island Wildlife Refuge 3 Uccelli Dr, redwood city

Calling all LGBTQ+ community members! Come birding with POST and Santa Clara Valley Audubon Society and meet other queers of a feather! Whether you are experienced or completely new to birding, this event will provide a fun opportunity to get … Read more

Free

Bay Street and Mouth of Temescal Walking Waterhoods Tour

Bay Street Bay Street, Emeryville, CA, United States

While many may think of Bay Street in Emeryville as a convenient upscale shopping mall, did you that it is actually built on top of a Native American shellmound, the sacred burial site of the Lisjan Ohlone? During this in-person … Read more

Event Series Park Rx–Tai Chi

Park Rx–Tai Chi

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, Kenwood, CA, United States

Embrace the tranquility of Sunday mornings at Sugarloaf as our experienced instructor guides you in the ancient practice of Tai Chi. This gentle holistic wellness practice is perfect for beginners and those with limited mobility. Meet at the amphitheater. Wear … Read more

$15

Vasco Caves Regional Preserve Tour

Round Valley Regional Preserve 19450 Marsh Creek Rd, Brentwood, CA, United States

Join this tour in celebrating National Native American Heritage Month by hiking 2-3 miles through this wild and windswept land which is sacred to local California Indian communities and a refuge for golden eagles, fairy shrimp, and tiger salamanders. The … Read more

November BioBlitz at Don Edwards

Don Edwards San Francisco Bay National Wildlife Refuge, EEC 1751 Grand Blvd, Alviso, CA, United States

Come join us out in the beautiful tidal marsh areas of Don Edwards SF Bay National Wildlife Refuge to learn about the Refuge and the iNaturalist App. We welcome beginners as well as experienced users of the iNaturalist app. Learn … Read more

Free

Free Docent Tours at the Regional Parks Botanic Garden

Regional Parks Botanic Garden Wildcat Canyon Road at South Park Drive, Berkeley, CA, United States

Join our knowledgeable docents for free guided tours of the garden on non-rainy Saturdays, Sundays, and holidays (except New Years Day, Thanksgiving Day, and Christmas Day). Tours usually last about an hour and are appropriate for both adults and children. … Read more

Free

Seniors Hikes for Health 2023

San Francisco Bay Area CA, United States

The Seniors Hike for Health program is free and held on every 3rd Tuesday of each month from 10 AM-1 PM. Hikes are 2-3 miles long and range from easy to moderate. Naturalist-led hikes are designed for seniors age 55+ to … Read more

Family Hike

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, kenwood

Come to Sugarloaf Ridge State park for a peaceful hike through the woods! Join our Docents on this fun family hike that is good for all ages. During this 2-mile hike with 400-ft elevation gain, you will learn about Sugarloaf … 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

Public Star Party

Robert Ferguson Observatory 2605 Adobe Canyon Rd, Kenwood, CA, United States

Enjoy an evening of stargazing with the help of astronomy docents at the Robert Ferguson Observatory! Starting at dusk, the Observatory’s three main telescopes will be open for your viewing, and docents will set up additional telescopes in front of … Read more

$15

Grasslands, Woodlands, and Riparian Forest Botany

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, Kenwood, CA, United States

Observe three plant communities: grasslands, woodlands, and riparian. What is growing where? Are sun and water the main reasons a plant can survive in a particular location? Starting at the White Barn, we’ll botanize along Meadow and Brushy Peaks trails … Read more

$5 – $10
Event Series Park Rx–Tai Chi

Park Rx–Tai Chi

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, Kenwood, CA, United States

Embrace the tranquility of Sunday mornings at Sugarloaf as our experienced instructor guides you in the ancient practice of Tai Chi. This gentle holistic wellness practice is perfect for beginners and those with limited mobility. Meet at the amphitheater. Wear … Read more

$15
Event Series Park Rx– Forest Bathing Walk

Park Rx – Forest Bathing Walk

Sugarloaf Ridge State Park 2605 Adobe Canyon Rd, kenwood

Have you heard about Shinrin-yoku or forest bathing? Here is an opportunity to walk and experience the practice for yourself! Learn techniques to maximize the health benefits and stress-reducing qualities with this walking practice. Shinrin-yoku originated in Japan and is … Read more

Free – $20