Part of the Marine Barracks in Washigton DC;
Square 927, now the block surrounded by 8th & I, and 9th & G Streets S.E., was entered in the National Register of Historic Places in 1972, and was then designated a National Historic Landmark by the Department of the Interior in 1976.
The above quote was taken from the Offical Web Site of the Marine Barrakcs: http://www.mbw.usmc.mil/cmc_homedefault.asp
