Smithsonian South Mall Campus

The Smithsonian defines its South Mall Campus as the area between 7th and 12th Streets that encompasses the nationally landmarked Freer Gallery of Art (1923), Smithsonian “Castle” (1855), and Arts & Industries Building (1881), as well as the Hirshhorn Museum and...

C&O Canal National Historical Park

Established as a unit of the US National Park System in 1971, the 184.5-mile Chesapeake and Ohio Canal National Historical Canal is one of the nation’s great engineering feats of the early Republic.  Begun in 1828 and stretching between the Nation’s Capital and...

McMillan Reservoir Park

On this 113-acre site near Howard University, the Army Corps of Engineers constructed a reservoir in 1901 and a sand filtration facility in 1907 as a source for DC’s water supply. The site also served as a public park designed by landscape architect Frederick Law...

West Heating Plant

The West Heating Plant, an Art Moderne building completed in 1946, was designed by the Supervising Architect of the Federal Public Buildings and competed in 1946 in the Art Moderne Style.  In 2013, as surplus property and as a contributing building to the Georgetown...

Lincoln Memorial

The Lincoln Memorial opened to the public in 1922 as the monumental western terminus of the National Mall.    The Greek temple-style structure, built of Colorado marble, was designed by architect Henry Bacon to house Daniel Chester French’s  massive seated sculpture...

Observatory Hill Campus

This 11.8-acre site, encompasses 11 historic buildings, located on 23rd Street, NW, across from the Department of State’s headquarters, is one of the highest points in the city’s original plan and became the  home of the country’s original Naval Observatory, completed...