Alexandria, Virginia is located on the Potomac River just south of Washington DC. The Old Town is well-known for its brick sidewalks, and well-preserved buildings from the 18th and 19th centuries. King Street is filled with specialty shops and boutiques. Gadsby's Tavern was the favorite spot for Founding Fathers. It is now a museum that displays period photographs and objects. Carlyle House Historic Park, a Georgian mansion that has been restored with a garden.