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Hypogymnia schizidiata lichen.
Taking a Lichen (Or Lovin’) to Rancho Corral de Tierra

This winter we welcome the rainy season, as it typically allows for a rich diversity of various fungi and lichen species to emerge. Take this opportunity to check out the different varieties of species thriving in our San Mateo park sites! You might just take a lichen to what you see. 

A couple hiking a dirt trail in the Marin Headlands. A Golden Gate Bridge tower can be seen peeking through the green mountain range in the background.
Hiking the Headlands
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Curious about the natural world of the Marin Headlands? This 2-mile guided hike will explore the ecosystems, animals, and geology of these rolling hills.

Register here
A sunny day over Crissy Field Marsh.
Belonging in Nature: September 2025
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We’re excited to kick off a special summer series of Belonging in Nature: Queer & Trans Community Day land stewardship programs (June-September) in collaboration with four amazing artists, chefs, and land stewards!

Registration Required
A group collects seed in a grassland. A volunteer holds a tray of seeds.
Marin Headlands Nursery
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Learn to grow and care for native plants while helping to preserve and restore your national park.

Register Now
Habitat Restoration in Tennessee Valley
Habitat Restoration Team
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Help restore and protect critical natural areas from the Marin Headlands to Bolinas Ridge.

Registration Required
National Park Service Ranger Todd Hisaichi at Muir Woods National Monument.
Biodiversity Day 30 Species Challenge - Ranger Guided Hike
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To celebrate California Biodiversity Day, Muir Woods AND Mount Tamalpais rangers invite you to explore a small part of the amazing biodiversity that our ecosystems have to offer.

Learn More
San Mateo Park Stewardship intern Samuel Peña.
Introducing Samuel Peña: Our new San Mateo Park Stewardship Intern!

Hello!  My name is Samuel Peña and I am super thrilled to be joining the Park Stewardship San Mateo team.  

A colorful San Francisco garter snake in the grass with red, black, and turquoise stripes.
Colorful, endangered San Francisco garter snakes are getting a big boost in national parks

One of the San Francisco Bay Area’s rarest species is getting a new lease on life through a special headstart program, while the Parks Conservancy and our partners work to improve habitat so this endangered species can thrive.

Students walk amid the San Francisco skyline on their way to Alcatraz Historic Gardens to volunteer.
Comic Book Day on Alcatraz

Join us on May 30 for a day celebrating everything pop culture on Alcatraz! Alcatraz is more than a historic landmark, it’s a cultural icon.

SF stairs.
All About SF's Stairways
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Come hear the city’s most knowledgeable authors, map makers, and influencers who have made SF’s stairways must-see destinations for locals and tourists, alike.

RSVP

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