This event is in the past.It took place on January 17, 2026 at Muir Woods Visitor Center.
Parks & Gardens
Parks & GardensHonor MLK Day by "flossing" the Muir Woods boardwalk—pulling debris from between the boards to protect both ancient redwoods and the paths that wind through them.
Community service
Family-friendly
Outdoor volunteering
Tips
📝registration required
⏱️3-hour commitment
MLK Day with Muir Woods Maintenance
Mill Valley
Parks & GardensParks & GardensHonor MLK Day by "flossing" the Muir Woods boardwalk—pulling debris from between the boards to protect both ancient redwoods and the paths that wind through them.
Community service
Family-friendly
Outdoor volunteering
Tips
📝registration required
⏱️3-hour commitment
Make it an outing
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