Alt Text Map of Harriet Tubman Underground Railroad National Historical Park in Maryland. Shown in the context of the mid-Atlantic United States, the park is indicated with a green dot labeled with a green callout box between the Chesapeake Bay near the east coast of Maryland and the Atlantic Ocean. Extended Description Maryland is bordered by Pennsylvania to the north, New Jersey to the northeast, Delaware to the east, and Virginia to the south. Several cities are marked, including Philadelphia in Pennsylvania, Dover in Delaware, Richmond and Norfolk in Virginia, Washington, DC, and Baltimore, Annapolis, and Cambridge in Maryland. The Harriet Tubman Underground Railroad National Historical Park is just south of Cambridge. Legend A scale in the lower right corner of the map measures distances of 75 kilometers and 75 miles.