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

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

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

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

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

Help restore and protect critical natural areas at Rancho Corral de Tierra.

Help restore and maintain landscapes and historic sites in Marin.

Help restore and maintain landscapes and historic sites in Marin.

Start your adventure on Mt. Tam with a visit to the Tam Van, our mobile visitor center. 

Start your adventure on Mt. Tam with a visit to the Tam Van, our mobile visitor center.