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An Enduring Legacy: Martha Gerbode and the GGNRA

Learn about San Francisco philanthropist and civic leader Martha Gerbode, who used her wealth and influence to back bold conservation efforts—including the preservation of the Marin Headlands and Alcatraz Island. “Don’t bring me any projects that other people would fund. I just want the tough, controversial ones."

Volunteers removing litter at Ocean Beach

Golden Gate Historic Landscaping and Maintenance

Thu, Sep 28, 2023, 10:00am - 1:00pm Thu, Oct 26, 2023, 10:00am - 1:00pm Thu, Dec 28, 2023, 10:00am - 1:00pm Thu, Jan 25, 2024, 10:00am - 1:00pm Thu, Feb 22, 2024, 10:00am - 1:00pm Thu, Mar 28, 2024, 10:00am - 1:00pm Thu, Apr 25, 2024, 10:00am - 1:00pm Thu, May 23, 2024, 10:00am - 1:00pm Thu, Jun 27, 2024, 10:00am - 1:00pm Thu, Jul 25, 2024, 10:00am - 1:00pm Thu, Aug 22, 2024, 10:00am - 1:00pm Thu, Sep 26, 2024, 10:00am - 1:00pm Thu, Oct 24, 2024, 10:00am - 1:00pm Thu, Jan 23, 2025, 10:00am - 1:00pm Thu, Feb 27, 2025, 10:00am - 1:00pm Thu, Mar 27, 2025, 10:00am - 1:00pm Thu, Apr 24, 2025, 10:00am - 1:00pm Thu, May 22, 2025, 10:00am - 1:00pm Thu, Jun 26, 2025, 10:00am - 1:00pm Thu, Jul 24, 2025, 10:00am - 1:00pm Thu, Aug 28, 2025, 10:00am - 1:00pm Thu, Sep 25, 2025, 10:00am - 1:00pm

Upcoming Event Dates

Thu, Jan 22, 2026, 10:00am - 1:00pm
Thu, Feb 26, 2026, 10:00am - 1:00pm
Thu, Mar 26, 2026, 10:00am - 1:00pm

Baker Beach Access Trailhead

Help restore and maintain historic landscapes and cultural resources along the shoreline of San Francisco.

Golden Gate Historic Landscaping and Maintenance

Upcoming Event Dates

Thu, Dec 11, 2025, 10:00am - 1:00pm
Thu, Jan 8, 2026, 10:00am - 1:00pm
Thu, Feb 12, 2026, 10:00am - 1:00pm

Lands End Parking Lot

Help restore and maintain historic landscapes and cultural resources along the shoreline of San Francisco.

Golden Gate Historic Landscaping and Maintenance

Upcoming Event Dates

Thu, Jan 29, 2026, 10:00am - 1:00pm
Thu, Apr 30, 2026, 10:00am - 1:00pm

Ocean Beach, Stairwell 17

Help restore and maintain historic landscapes and cultural resources along the shoreline of San Francisco.

A volunteer gives a thumbs up at Crissy Field in San Francisco with a backdrop of the Golden Gate Bridge and the Warming Hut.

Golden Gate Historic Landscaping and Maintenance

Thu, Sep 7, 2023, 10:00am - 1:00pm Thu, Oct 5, 2023, 10:00am - 1:00pm Thu, Nov 2, 2023, 10:00am - 1:00pm Thu, Dec 7, 2023, 10:00am - 1:00pm Thu, Jan 4, 2024, 10:00am - 1:00pm Thu, Feb 1, 2024, 10:00am - 1:00pm Thu, Mar 7, 2024, 10:00am - 1:00pm Thu, Apr 4, 2024, 10:00am - 1:00pm Thu, May 2, 2024, 10:00am - 1:00pm Thu, Jun 6, 2024, 10:00am - 1:00pm Thu, Aug 1, 2024, 10:00am - 1:00pm Thu, Sep 5, 2024, 10:00am - 1:00pm Thu, Oct 3, 2024, 10:00am - 1:00pm Thu, Nov 7, 2024, 10:00am - 1:00pm Thu, Dec 5, 2024, 10:00am - 1:00pm Thu, Jan 2, 2025, 10:00am - 1:00pm Thu, Mar 6, 2025, 10:00am - 1:00pm Thu, Apr 3, 2025, 10:00am - 1:00pm Thu, May 1, 2025, 10:00am - 1:00pm Thu, Jun 5, 2025, 10:00am - 1:00pm Thu, Jul 3, 2025, 10:00am - 1:00pm Thu, Aug 7, 2025, 10:00am - 1:00pm Thu, Sep 4, 2025, 10:00am - 1:00pm Thu, Dec 4, 2025, 10:00am - 1:00pm

Upcoming Event Dates

Thu, Feb 5, 2026, 10:00am - 1:00pm
Thu, Mar 5, 2026, 10:00am - 1:00pm
Thu, Apr 2, 2026, 10:00am - 1:00pm

Ampitheater Trailhead

Help restore and maintain historic landscapes and cultural resources along the shoreline of San Francisco.

Golden Gate Historic Landscaping and Maintenance

Upcoming Event Dates

Thu, Dec 18, 2025, 10:00am - 1:00pm
Thu, Jan 15, 2026, 10:00am - 1:00pm
Thu, Feb 19, 2026, 10:00am - 1:00pm

East Beach Crissy Field Parking Lot

Help restore and maintain historic landscapes and cultural resources along the shoreline of San Francisco.

Gerbode Valley

Marin County

Attention, hikers. This wide-open valley through the rolling Marin Headlands is ALL views. Its five-mile loop connects to a network of other trails that rise and fall gently through grassland and coastal chaparral. Hikers, cyclists, and equestrians share Gerbode Valley.

A red and gray San Francisco Muni bus parked at a station in the Presidio

Transit to Trails: How to take public transportation to GGNRA parks

Sometimes it can be tricky navigating from point A to point B, so we’ve outlined our favorite routes that offer ease of access and stunning park adventures.

What Happens When a Massive Redwood Tree Falls

With the frequent and heavy rains, about a dozen coast redwoods have come down in recent months (winter of 2016-17) at Muir Woods. Learn what happens when a giant falls, how trail crews move a 10-ton redwood, and how the death of one tree gives life to so many other species.