The Piedmont is a plateau region located in the Eastern United States. It is situated between the Atlantic Plain and the Blue Ridge Mountains, stretching from New York in the north to central Alabama in the south. The Piedmont Province is a physiographic province of the larger Appalachian Highlands physiographic division and consists of the Piedmont Upland, and the Piedmont Lowlands sections.

Maryland is a state in the Mid-Atlantic region of the United States. The state borders Virginia to its south, West Virginia to its west, Pennsylvania to its north, Delaware to its east, the Atlantic Ocean, and the national capital of Washington, D.C. With a total area of 12,407 square miles (32,130 km2), Maryland is the ninth-smallest state by land area, and its population of 6,177,224 ranks it the 18th-most populous state and the fifth-most densely populated. Maryland's capital is Annapolis, and the most populous city is Baltimore. Occasional nicknames include Old Line State, the Free State, and the Chesapeake Bay State. It is named after Henrietta Maria, the French-born queen of England, Scotland, and Ireland during the 17th century.