From 1915 to 1935, there was a tennis court behind the Smithsonian Institution Castle, next to the Smithsonian Astrophysical Observatory in the South Yard. The court was created for the Smithsonian's tennis team, which played in intramural as well as…

The South Shed, also called the Annex, was used to prepare specimen for exhibition. Built in 1898 and demolished in 1975 to make way for the Victorian Garden, the South Shed at various times housed the Smithsonian's model and taxidermy shop, the bug…

In 1837, the President and Congress commissioned Italian-born artist Luigi Persico to create a sculpture depicting Christopher Columbus to be one of a pair of artworks flanking the staircase on the eastern entrance to the Capitol. When it was…

The American Colonization Society was a national organization founded in 1817. Its purpose was to encourage the migration of free African Americans and formerly enslaved Africans to Africa. Members of the Society saw this plan both as a way to…

One of the first office buildings in Washington, this building initially housed the Departments of State, War, and the Navy, as well as the Patent Office, the General and City Post Offices, and the offices of the Superintendent and Surveyor of the…

This observatory was established in March 1890 and was one of the first to practice astrophysics. It was housed in buildings in the South Yard of the Smithsonian Institution Building's grounds. Early research conducted on the site focused on solar…

The original building which housed the Department of Agriculture was designed in 1867 by Adolf Cluss, the same architect who designed the Smithsonian Arts and Industry Building. For decades, this building housed offices, research laboratories, and…

The first teahouse in Hains Point, the southernmost tip of East Potomac Park, was a refreshment stand opened in 1920 and run by local Girl Scouts. It was very popular, and in 1922 construction began on a permanent structure with restrooms, which…

The Executive Stables, which held the horses, carriages, and later automobiles of the President, were built, rebuilt, and relocated several times. The first stables were built in 1800 by the Jefferson administration and sat just off the White House…

The Aircraft Building was constructed in 1917 for the use of the US Signal Service during World War I. After the war ended, the building was transferred to the Smithsonian. It opened to the public in October 1920 as an exhibit space housing aircraft.…