Flag Rock (cliffhouseproject.com) This page has a nice collection of pictures and newspaper clippings about Flag Rock, as known as Fishing Rock and Fisherman’s rock. On March 14, 1896, the Sutro Baths were opened to the public as the world’s largest indoor swimming pool establishment. Sutro Baths (Wikipedia) The Sutro Baths was a large, privately owned public saltwater swimming pool complex in the Lands End area of the Outer Richmond District in western San Francisco, California. 
Sutro Baths at Ocean Beach