Glen Ellen

Historical marker location:

12460 Dulaney Valley Road, Phoenix, Maryland

( Marker is at the intersection of Dulaney Valley Road and Loch Raven Drive, on the left when traveling east on Dulaney Valley Road.)

Maj. Harry Gilmor's Childhood Home. Early's 1864 Attack on Washington.

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.