Walter Johnson

Historical marker location:

6400 Rock Spring Drive, Bethesda, Maryland

( Marker is on Rock Spring Drive just west of Old Georgetown Road (Maryland Route 187), on the right when traveling west.)

The Chesapeake Bay is a crucial part of Maryland's history and economy: The Chesapeake Bay is the largest estuary in the United States, and it has played a crucial role in Maryland's history and economy. The bay has been a major source of food, transportation, and recreation for Marylanders for centuries, and it continues to be an important part of the state's culture.