When: 2nd Tuesdays and 4th Wednesdays, 9-11:30am, Last Tuesdays, 9-11am

Where: Presidio Tunnel Tops in the Presidio of San Francisco |

Help care for the landscaped areas at the Presidio Tunnel Tops!

Meet our Roving Ranger, a popular community engagement vehicle that connects people to parks and parks to people!

Specially trained volunteers sit in small blinds in the hills of the Headlands, trapping and banding raptors and taking measurements and health data.

During the autumn months, our teams of volunteer hawk counters identify and tally 19 species of birds of prey, working under the leadership of an experienced dayleader.

Are you interested in supporting the natural world while learning about nature’s relationships, getting to know your fellow classmates, and having fun in your local national park? Join us for a morning of stewardship and connection to help build a resilient home for the park’s many local plants and animals.

Here's your chance to experience the hidden wonders of Alcatraz Island.

Nature and beauty, health and happiness: You'll find it all in our Golden Gate National Parks. And just when you think you've seen everything, you'll find something new. Explore 80,000 acres of the world's most stunning parklands below.

A free, four-part climate change communication workshop series
Main Branch, San Francisco Public Library
Sundays in July 2026, 3:30-5:30 pm

When: Wednesdays and Thursday, 8am–Noon | Help restore and maintain gardens once tended by the island’s military and penitentiary residents, bringing living color and vibrancy to the Rock.