Adults

Battery Townsley, at Fort Cronkhite, was San Francisco's most extensive--and most secret--World War II military fortification. Come visit and explore this labyrinthine battery.

Watch a spectacular Pacific sunset while listening for our local coyotes greeting a rising full moon! Reservations required; 415-331-1540.

Join Ranger Al Blank on an easy walk through Fort Baker and hear the story of the true first American cowboys!

Discover San Francisco's most extensive - and most secret - World War II military fortification. For more information, please call the Marin Headlands Visitor Center, (415) 331-1540.

A family-friendly bike trip around Crissy Field and the Presidio Main Post!

If the buildings in the Main Post could talk, what would they say? Join this Docent led program to find out!

Enjoy our beautiful National Park by exploring the Marin Headlands.  Join volunteer Jane Haley on an easy walk around Rodeo Lagoon and learn about our feathered friends. Reservation required, please call (415) 331-1540.

Bring the kids and enjoy an epic but easy, family-friendly, wheelchair-accessible walk on Mt. Tam co-hosted by Friends of Mt Tam and One Tam! Join us as we enjoy the incredible views from the Verna Dunshee trail and discover plants and animals along the way.

Learn about Marin's Climate Action Plans (CAPs) and where we stand compared to our goals. During the lecture, we will investigate the CAP for each city, town and County as well as their Greenhouse Gas Inventories.

Join Marin County Parks and One Tam at the scenic Gary Giacomini and French Ranch Preserves as we try to identify and document every living species we see! Hone your naturalist skills, learn to use the iNaturalist smartphone app, and contribute valuable data about Mt. Tam's biodiversity.