Adults

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This restored Cold War anti-aircraft missile site has intriguing stories to tell.
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Preservation of this unique landscape comes with its own unique challenges: come learn more about cultural resource management, stewardship, and the future of the SF-88 Nike Missile Site.
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This follow-up to the 2016 Mt. Tam Science Summit will feature an afternoon focused on the mountain‰ЫЄs wildlife. We‰ЫЄll share results from the Wildlife Picture Index Project‰ЫЄs first three years‰ЫЄ of data collection, as well as updates on other wildlife studies (such as bats and pollinators) coming out of last years‰ЫЄ Health of Mt. Tam report.
Juana Briones
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Presidio Officer's Club
Walk back to the time of Juana Briones, and explore the untold stories of African-Latinx in California's colonial period.
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Come join us at Muir Woods to learn about bat ecology! We will have a brief discussion about bats and demonstrate how they are safely caught as part of an exciting bat monitoring and inventorying program.
Battery Townsley in the Marin Headlands
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Sun, Apr 06 12:00pm-4:00pm
Sun, May 04 12:00pm-4:00pm
Sun, Jun 01 12:00pm-4:00pm
Sun, Jul 06 12:00pm-4:00pm
Sun, Aug 03 12:00pm-4:00pm
Sun, Sep 07 12:00pm-4:00pm
Sun, Oct 05 12:00pm-4:00pm
Sun, Nov 02 12:00pm-4:00pm
Battery Townsley
Battery Townsley, at Fort Cronkhite, was San Francisco's most extensive--and most secret--World War II military fortification. Come visit and explore this labyrinthine battery.
Great blue heron
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Rodeo Beach/Fort Cronkhite parking lot
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.
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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.
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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.
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Explore the shore of Rodeo Lagoon with docent Jane Haley and enjoy the winter birds.