Adults

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Join One Tam for a morning of habitat restoration! We will taking a scenic 3.5 mile round-trip hike in order to remove a fast-spreading weed (oblong spurge) along the Matt Davis and Bolinas Ridge Trails.
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Enjoy a Saturday walk led by local champion Jean Berensmeier and discover the unique history of these old growth redwoods including the grass-roots conservationist movement that helped establish this Open Space Preserve.
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Enjoy a hike around this reservoir area through a lovely mixed forest with healthy shrubs and wildflowers underneath.
Events
Muir Woods Visitor Center
Stroll through an old-growth redwood forest at sunrise, hear tall tales, soar in the sounds and smells, and hear the historical and ecological story of Muir Woods.
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This interactive public discussion with One Tam partners will be a great opportunity to learn about what's happening on Mount Tamalpais and One Tam's work plan for the upcoming year!
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Take a hike with Ranger Al Blank in Tennessee Valley and learn about Marin Headlands history including the Portuguese dairy farmers that once called Tennessee Valley home.
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How did the fear of Russia save Sweeney Ridge? Find out as you hike with one of the most knowledgeable guides in town, Nike missile veteran David Bridgman.
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Join us in this lecture series to hear what experts from the Bay Institute, the Tuolume River Trust and the Golden Gate Salmon Association have to say about the Twin Tunnel Project and its affects on our local community and ecosystem.
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Come join us at West Peak, the true summit of Mt. Tam, on Earth Day, Saturday, April 22, 2:30-5pm for an epic sing-along that will be the climax in a new video directed by local filmmaker Gary Yost to help support the launch of the effort to restore the site of the old Air Force Station. We'll be singing the chorus of the song "The Way It's Supposed to Be" written expressly for the restoration effort by Dore Coller of Mill Valley.
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Join us in maintaining White Hill Trail. We‰ЫЄll remove invasive French broom to clear the trail corridor and increase safety by improving lines of sight.