Learn about the history of pets on Alcatraz, including the "Puppy Steps," and in other prisons today.

Hear stories of prisoners, correctional officers, children, and other residents of Alcatraz who discovered or demonstrated love in the hardest of places.

Celebrate Fungus February by helping to document the diversity of fungi at Roy's Redwoods! Led by local mycologists, we will document and collect any fungi we encounter using iNaturalist.

Help tend to the health of the Presidio’s historic forests.

Hosted in the Red Power on Alcatraz: Perspective 50 Years Later exhibit, this event will highlight the 30 foot long tule reed boat created in partnership with local tribal community.

Join National Park Service Rangers, and Volunteers as we demonstrate what life was like for all who served here during the American Civil War.

Join us on our free evening tour to explore what keeps the redwood forest awake when we go to sleep. Step outside your comfort zone and into the ancient, nocturnal setting of Muir Woods for this two-hour, two-mile walk.

Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Help restore and protect critical natural areas from the Marin Headlands to Bolinas Ridge.