One of the first major aqueduct projects in the United States, the Washington Aqueduct was commissioned by Congress in 1852, and construction began in 1853 under the supervision of Montgomery C. Meigs and the US Army Corps of Engineers. It followed…

The original four and one-half acre tract of Congressional Cemetery was purchased from the Government for $200 on April 4, 1807 as a private burial ground. On March 30, 1812, several years after Christ Church was built, Ingle, one of the buyers,…

The Capitol is both the seat of government and the symbol of the United States. It has been occupied continuously by Congress since 1800 (excepting one brief interruption), and until 1935 it housed the Supreme Court as well.The east and west fronts…