The Captains' Return

Historical marker location:

Saint Louis, Missouri

( Marker is on North Leonor K Sullivan Boulevard, 0.3 miles south of Laclede's Landing Boulevard, on the left 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.