Calendar
Featured Events
This calendar combines events from all five One Tam partners. Please confirm details before attending. If you require an accommodation to participate in an event, please contact the host organization.
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Upcoming Events
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Source: One Tam Calendar
Join a Muir Woods Ranger in a grove of towering Coast Redwoods for a 15-minute talk.
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Source: One Tam Calendar
Join a Muir Woods Ranger in a grove of towering Coast Redwoods for a 15-minute talk.
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Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: One Tam Calendar
Join a Muir Woods Ranger in a grove of towering Coast Redwoods for a 15-minute talk.
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Source: One Tam Calendar
Join a Muir Woods Ranger in a grove of towering Coast Redwoods for a 15-minute talk.
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Source: One Tam Calendar
When: 1st, 3rd, & 5th Tuesdays, 10 am–2 pm
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Source: One Tam Calendar
When: 1st, 3rd, & 5th Tuesdays, 10 am–2 pm
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Source: One Tam Calendar
When: Wednesdays, 10 am–2:30 pm; Registration Required
Where: Marin county; specific meeting location will be in the confirmation email after registering
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9 a.m.-2 p.m.Marin Water
When: First Saturday of every month, September until December 9 a.m.-2 p.m.
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Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: Marin County ParksIndian Valley Preserve
Sunday, September 7, 2025, 10am – 2pm