sentences:  Visitors can climb about 300 steps down to the lighthouse itself, weather permitting.The main chamber of the lighthouse, known as the Lens Room, features the Fresnel lens and clockwork mechanism, and is open to the public on a limited basis.A lighthouse was assigned to Point Reyes in 1855, but construction was delayed for fifteen years because of a dispute between the United States Lighthouse Board and the landowners over a fair price for the land.