Hiking through the Tennessee Valley in Marin County.Hiking through the Tennessee Valley in Marin County.Visitors to the Muir Beach area of Marin County look south towards San Francisco.Hiking through the Tennessee Valley in Marin County.People walk along the shore of the Bolinas Lagoon, which separates Stinson Beach and Bolinas, CaliforniaMARINIlona McCullough tries to get the attention of her children to alert them that they need to return the rental surf boards on the beach at Bolinas, CaliforniaA hand-painted note on a garbage can in Bolinas, California is one of the many unique items that speak to the eclectic nature of the town.The walls surrounding the beach of Bolinas, California are coved with murals and paintings that speak to the eclectic nature of the townMARINMARINMARINMARINMARINMARINMARINMARINMARINMARINMARINMARIN