San Francisco’s evolution from a Gold Rush boomtown ... blend of over-the-top novelty and old-timey charm. Once an indoor swimming pool, the space now hosts a central lagoon, complete with ...

7. Sutro Baths: The ruins of the Sutro Baths, once the largest indoor swimming pool in the world, are a fascinating piece of San Francisco's history. Explore the ruins and learn about the baths ...

San Francisco's whale activity has been on the ... porpoises and other sea life that may be swimming just off the shore. Patrons call this tour awesome and incredible, though some express ...