Join us for a morning of park maintenance. The tasks are variable and range in difficulty from easy to a good work out. No need to sign up, just meet at the maintenance area next to the ranger station and look for a group of people in orange shirts. The address is 101 Peacock Gap Trail San Rafael, Ca 94901. Minimum age is 14. Minors ages 14 to 18 must be accompanied by a parent or legal guardian. Bring work gloves and filled water bottles.