Search

What Can We Help Find?

Found 5112 Results

Rapturous Raptors: Insider Tips on Watching the Fall Migration

Every autumn, up to 19 species of birds of prey make their annual appearance over the Marin Headlands. With tens of thousands of raptors counted during the fall migration, it’s the largest flight of its kind in the western U.S.! Read on for hawk-watching tips from our Golden Gate Raptor Observatory program.

Tea On the Trails

Sun, May 19, 2024, 10:00am - 12:00pm

Le Conte Trailhead

Share your input with us for planning at Rancho Corral de Tierra!

Membership Webinar: Alcatraz History - 250 Years on The Rock

Thu, Apr 4, 2024, 5:00 - 7:00pm

Online/Virtual

In this webinar, former National Park Ranger and historian John Martini will focus not just on the island’s infamous history as a federal penitentiary, which operated from 1934 to 1963, but also its lesser-known roles as a Civil War fortress, a political prison for Confederate sympathizers, and a military prison for recalcitrant U.S. Army soldiers and Native American warriors.

Membership Event: Maritime Museum at Aquatic Park Tour

Sat, Apr 13, 2024, 10:00am - 12:00pm

Just a stone’s toss from Fort Mason, join us for a special tour of the interactive exhibits of the Maritime Museum at the San Francisco National Historical Park.

Golden Gate Historic Landscaping and Maintenance - Fort Mason

Fort Mason Flagpole

Help with vegetation management and site improvements at throughout this historic Fort Mason site.

A volunteer with dark pants kneels at the left of the screen to take a picture with a phone of light pink flowers against a rocky background.

City Nature Challenge: Bugs & Blossoms Bioblitz

Sat, Apr 27, 2024, 10:00am - 1:00pm

Join us at Ring Mountain Open Space Preserve for a naturalist adventure and celebration of biodiversity!

Get Ready for City Nature Challenge! (Webinar)

Tue, Apr 23, 2024, 6:30 - 7:30pm

Online/Virtual

Get ready for City Nature Challenge by joining this introductory webinar, including how to use the iNaturalist app and website for basic and more advanced tasks.