Point Bonita Lighthouse Walking Path from parking lot down to the Tunnel. Walking Path from end of Tunnel to Lighthouse. Bridge from the Mainland to the Lighthouse Rock. The Bridge makes the path straight and level, as compared to to down and up the rocks. The Lighthouse Lens as it was in 1966. The Golden Gate Bridge South Tower as seen from Point Bonita. Ship Lane traffic through FOG is the reason this Lighthouse was built.   Click on this picture for path to historical data and Days and Hours for public access.