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.

Join us at Presidio Tunnel Tops for the second annual Community Arts Market (CAM).

Join us on June 20 for Living History Day, hosted by the Friends of the Civil War on Alcatraz!

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

Help us restore the long-neglected gardens of East Black Point, a spectacular park site tucked away above the bustling San Francisco waterfront.

Join us for a series of special weekends as the Tam Van visits Tomales Bay State Park and Roy’s Redwoods Preserve🌲!

Join us in exploring the Eucalyptus forests of Tennessee Valley!

Celebrating 250 years of America's Icon.

Help restore and maintain gardens once tended by the island’s military and penitentiary residents—add life, color, and vibrancy to the Rock.

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