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NPS

View of Alcatraz Island from a ferry on a nice sunny day
Living History Day on Alcatraz
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Join us for Living History Day on Alcatraz. All activities are free and are designed to give the visitor a sense of what life was like on Alcatraz when it was an important seacoast defensive fort during the American Civil War.

Tickets
Students walk amid the San Francisco skyline on their way to Alcatraz Historic Gardens to volunteer.
Comic Book Day on Alcatraz
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Can comics help us better understand the U.S. prison system? Come find out on Alcatraz Island on October 17!

National Park Service Ranger Todd Hisaichi at Muir Woods National Monument.
Biodiversity Day 30 Species Challenge - Ranger Guided Hike
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To celebrate California Biodiversity Day, Muir Woods AND Mount Tamalpais rangers invite you to explore a small part of the amazing biodiversity that our ecosystems have to offer.

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Access to Adventure Day at the Presidio Tunnel Tops.
Access to Adventure Day 2025
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Join Support for Families for a family fun day at the Presidio Tunnel Tops! Learn about inclusive recreation, after school, and summer programs available in San Francisco, while exploring a brand-new accessible park.

Register Here
Great blue heron
Beginning Birding
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Come join a Ranger Guided Hike and Birding Program with a Marin Headlands Interpretation Ranger!

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Scenic landscape view of Fort Cronkhite, Rodeo Beach, and the Marin Headlands.
Beach to Battery - A Ranger-Guided Hike
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Ever wondered what’s hidden inside some those historic WWII batteries tucked away in the hills of the Marin Headlands? Here’s your chance to find out! 

Register
Barred owl in Muir Woods National Monument
Owl Prowl
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On this strenuous 3-mile dusk hike we will look and listen for the owls that call Muir Woods home.Owl Prowl

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Pt Bonita Lighthouse in the San Francisco Bay Area.
Light Chat at Point Bonita Lighthouse

Learn some of the stories associated with the Point Bonita Lighthouse and see why it's one of the most picturesque places within the GGNRA.

The main entrance to Muir Woods National Monument.
Into the Woods 1-Hour Tour

Journey into the heart of Muir Woods National Monument on a 1-hour ranger-led tour with a national park ranger and naturalists.

A formerly incarcerated speaker lectures in the Alcatraz Dining Hall
Formerly Incarcerated Speaker Series: Joseph Beaman
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The Formerly Incarcerated Speaker Series is a biweekly program on Alcatraz Island that lifts up and highlights the voices of people who have spent time inside of jails and prisons.