18 And Up

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Join local hydrologist Peter Hartsough and MMWD staff Mike Swezy to learn more about how the hydrology of West Peak influences the watersheds it feeds, and how geology and climate in turn influence the mountain's hydrology.
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A total solar eclipse is one of nature‰ЫЄs most magnificent spectacles. On August 21, 2017, for the first time in 38 years, the very narrow path of a total solar eclipse falls across the continental US. Come learn about total solar eclipses and how to view this one!
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Join filmmaker Gary Yost and Marin Municipal Water District ranger Matt Cerkel on Mt. Tam for a special talk about the true peak of our beloved mountain.
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Besides Earth, several planetary bodies in our solar systems are recognized as having the potential to host primitive forms of life. This talk will describe why and how NASA plans to search for life on Mars and the icy moons of Jupiter and Saturn.
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Join UC Davis Soil Scientist Dr. Vic Claassen and Claire Mooney, Deputy Director of the Parks Conservancy's Design & Planning Department to learn more about the geology of West Peak, and how this informs restoration alternatives.
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Join us for a evening hosted by the California Alpine Club to explore Mt. Tam's place in our community as a creative force, told through a section of Gary Yost's films featuring inspired stories of connection.
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Volunteers will focus on removing Douglas-fir seedlings from the oak woodlands along the Taylor Trail.
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Enjoy a screening under the stars of the 2013 film Gravity, starring Sandra Bullock and George Clooney as astronauts who are stranded in space after the mid-orbit destruction of their space shuttle, and their subsequent attempt to return to Earth.
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Enjoy a Saturday morning hike, guided by Friends of Mt. Tam volunteers.
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Enjoy a Saturday sunset hike, guided by Friends of Mt. Tam volunteers.