San Francisco, California
Not worth the extra cost unless you like looking at pipes and pictures of what the old pipes looked like, or pictures of what the old museum looked like. Disappointing.
Some content licensed under a Creative Commons Attribution 3.0 License.
© 1997–2014 Viator, Inc. 330250b All rights reserved. Viator is a registered trademark of Viator, Inc.
is a Service Mark of Viator, Inc. Travel with an Insider is a Service Mark of Viator, Inc.
Use of this website constitutes acceptance of Viator's Terms & Conditions.