All Ages

Bothin Marsh
Event
Marin City Library
Author Brendan Wenzel reads A Stone Sat Still, his new book featured in the StoryWalk at Bothin Marsh
Bothin Marsh
Event
Mill Valley Library
Author Brendan Wenzel reads A Stone Sat Still, his new book featured in the StoryWalk at Bothin Marsh.
Events
Rancho Corral de Tierra
Help protect endangered species and restore sensitive habitat while enjoying a day in the park.
Events
Rancho Corral de Tierra
Help protect endangered species and restore sensitive habitat while enjoying a day in the park.
Sunset at Point Bonita Lighthouse
Events
Point Bonita Lighthouse
Come watch the sunset on the Pacific Ocean and the moon rise over the Golden Gate Bridge from the dramatic landscape of Point Bonita in the Marin Headlands.
Sunset at Point Bonita Lighthouse
Events
Point Bonita Lighthouse
Come watch the sunset on the Pacific Ocean and the moon rise over the Golden Gate Bridge from the dramatic landscape of Point Bonita in the Marin Headlands.
Sunset at Point Bonita Lighthouse
Events
Point Bonita Lighthouse
Come watch the sunset on the Pacific Ocean and the moon rise over the Golden Gate Bridge from the dramatic landscape of Point Bonita in the Marin Headlands.
Alcatraz Historic Prisons
Events
Alcatraz Visitor Center
Join volunteers from the Friends of Civil War Alcatraz for a bi-annual day commemorating life on Fort Alcatraz.
One Tam Roving Ranger
Event
Alpine Dam
The Roving Ranger will be visiting Alpine Dam to help celebrate its 100th birthday with trivia games, prizes and celebratory snacks. If you are hiking, biking, or strolling along this spectacular area, stop by for a visit and learn more about Alpine Dam. We'll be parked next to Alpine Dam...
Event
Hal Brown Park at Creekside
Join our county’s premier volunteer event focused on the marine environment and its watersheds. We will be removing trash from Corte Madera Creek, Creekide Marsh, and surroundings. Come for the full time or just stop by to lend a hand! For a full list of California Coastal Cleanup Day opportunities...