Construct and take home your very own mini tule boat crafted in the Ohlone tradition! Reservations required, please call (415) 561-4323.

Ranger Desiree will be taking you on a two-mile hike starting at the Presidio Visitor Center to El Polin Spring. She will take you back to where her ancestors once stood and share how Ohlone people use this park today.

The BayWood Artists are excited to be celebrating our 20th anniversary this year. We're delighted to be partnering with One Tam for the second year in a row, exhibiting over 100 original oil and water color paintings by 10 artists.

Join Marin County Parks and One Tam in maintaining the Via Recodo trail. In preparation for the winter rains the trail is going to require drainage work and tread work to make it safe and durable. Our project will revolve mainly around out slopping the tread and fine tuning the switchbacks.

Join docent Steffen on a strenuous five-mile dusk hike in search of owls struggling for supremacy in the old growth forest. Reservations required.

Open reference hours for the GGNRA Park Archives.

Discover how Point Bonita provided safe passage through the treacherous Golden Gate and experience the last manned lighthouse on the Pacific Coast.

This year, Shared_Studios‰ЫЄ Portals from around the world will be taking turns to connect with the Reeperbahn Festival in Berlin and collaborate!

Join KQED, the Presidio Trust and the Golden Gate National Parks Conservancy for a FREE preview screening and panel discussion of PBS Nature's new documentary, "Yosemite," and discover how climate change is affecting one of America's greatest national parks.

Join One Tam for a morning of habitat restoration! We will taking a scenic 3.5 mile round-trip hike in order to remove a fast-spreading weed (oblong spurge) along the Matt Davis and Bolinas Ridge Trails.