Join Marin County Parks and Save The Bay staff to learn about the history of San Francisco Bay and Creekside Marsh, and be a part of a community-based effort to enrich important habitat areas of Hal Brown Park! All skill levels are welcome and no previous experience is necessary. It is possible for volunteers as young as 5 years old to join if teamed with a parent or guardian. Dress in layers you can get dirty, wear sturdy shoes, and bring water. Snacks and extra water will be provided. Pre-registration is required. To register, or for additional information visit savesfbay. Meet across from Marin General Hospital at Hal Brown Park at Creekside. DIRECTIONS: From Hwy 101 in Larkspur, take the exit for Sir Francis Drake Blvd west 1.2 miles. Turn left onto Bon Air Rd and follow 0.3 miles. The park is on the right.