Join park staff and docents for a tour down the Point Bonita Trail, through the hand carved tunnel and out to the Lighthouse. We will walk along a half-mile trail which is steep in places. Arrive early as parking is limited. Meet at the Point Bonita Lighthouse trailhead. Dress warmly and bring a flashlight. Limited to 40 people; program fills quickly. Reservations required; call (415) 331-1540.