Tours

Join us on a moderate 4-mile round trip hike around Tennessee Valley where we will see our hills bathed in the “alpenglow” of our setting sun and watch a nearly full moon rise over the ridge.

Saturday, October 24th is United Nations Day - an international holiday celebrating the official creation of the United Nations in 1945. In recognition of this holiday, join Muir Woods rangers for a contemplative walk through the forest.

On this strenuous 3-mile dusk hike we will look and listen for the owls that call Muir Woods home.

Join us on an easy four-mile, three hour dusk hike through the Tennessee Valley where we will search for and learn more about the owls that reside in and visit the Tennessee Valley. 

Walk the Tunnel Tops and the historic Main Post of the Presidio with an expert NPS guide, and see the many layers of nature and history that have evolved since the Ohlone People were colonized, up until an Army base became a National Park for all people.

Curious about the natural world of the Marin Headlands? This 2-mile guided hike will explore the ecosystems, animals, and geology of these rolling hills.

Come join a Ranger Guided Hike and Birding Program with a Marin Headlands Interpretation Ranger!

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! 

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

The Marine Mammal Center is one of the many organizations we work with who operates on GGNRA land. They are leading the field in ocean conservation through marine mammal rescue, veterinary medicine, science, and education. You are coordially invited to join your fellow community of GGNCP Supporters for a special behind the scenes tour of their facility! Space is limited.