District of Columbia History

• Historical Society of Washington, D.C.
• L'Enfant's Plan of 1791 for Washington, D.C.
• Naval Historical Center
• Library of Congress Homepage
• Washington D.C. - A Guide to the Historical Neighborhoods and Monuments of our Nation's Capital
• Washington, D.C. History
• City Beautiful: The 1901 Plan for Washington D.C.
• Crossing the River - The History of Anacostia