Stephen and Peter Sachs Museum

Historical marker location:

2201 Tower Grove Avenue, Saint Louis, Missouri

( Marker can be reached from Tower Grove Avenue north of Magnolia Avenue, on the right when traveling south.)

The town of Bonne Terre, Missouri, has the largest underground lake in the United States. The Bonne Terre Mine was once one of the world's largest lead mines, but is now a popular scuba diving destination.