Color Image of the Smithsonian Castle on Fire, by Gardner, Alexander 1821-1882, January 24, 1865, Smithsonian Archives - History Div, Colored in photograph of the Smithsonian Institution Building or "Castle" on fire in 1865. People are visible standing around watching the burning of the Smithsonian Institution Building, the "Castle," January 24, 1865. The photograph was taken and heavily retouched by Alexander Gardner, where he painted flames on the photographic print. It is mounted on paper..