Public

Watch a spectacular Pacific sunset while listening for our local coyotes greeting a rising full moon! Reservations required; 415-331-1540.

Join volunteer Steffan Bartschat on a hike up the Marincello trail and learn about the history of the planned Marincello development while exploring the natural wonders of the Marin Headlands.

Enjoy our beautiful National Park by exploring the Marin Headlands.  Join volunteer Jane Haley on an easy walk around Rodeo Lagoon and learn about our feathered friends. Reservation required, please call (415) 331-1540.

Learn about the Marin Headlands more salty residents! Crabbing gear provided. Reservations required, please call (415) 331-1540.

Could you imagine living in Tennessee Valley? Think about the trails we walk and hike could have been filled with cars and homes.

Join Marin County Parks and One Tam at the scenic Gary Giacomini and French Ranch Preserves as we try to identify and document every living species we see! Hone your naturalist skills, learn to use the iNaturalist smartphone app, and contribute valuable data about Mt. Tam's biodiversity.

A family-friendly bike trip around Crissy Field and the Presidio Main Post!

Join Marin County Parks and One Tam at the scenic Roy's Redwoods Preserve as we try to identify and document every living species we see! Hone your naturalist skills, learned to use the iNaturalist smartphone app, and contribute valuable data about our region's biodiversity.

Join a Presidio Park Ranger and Presidio Trust guide on this gentle four-mile bike ride.

Explore the shore of Rodeo Lagoon with docent Jane Haley and enjoy the winter birds.