The five-story, Colonial Revival-style Tilden Hall apartment building was designed by noted architect Frederic B. Pyle (1867-1934) and constructed between 1922 and 1924 by the P.F. Gormley Company as a “high-class” apartment hotel.As such, Tilden…

Designed by Mihran Mesrobian in 1931 for Max Gorin, the president of the Southern Construction Company, Sedgwick Gardens is a significant Art Deco building. Mesrobian designed many significant buildings in Washington, including the Hay-Adams…

Twin Oaks, built in 1888 by Francis Allen, is one of the earliest extant examples of Georgian Revival architecture in this country, and is an excellent and notable example of this style. It is is the only remaining example of a New England frame…

The Causeway (Tregaron), a country house estate designed in 1912 by Charles Adams Platt and located within the Cleveland Park Historic District, is notable not only as the work of Platt, who was at the peak of career when he designed his only…

The Springland house, built circa 1845, is positioned on a hill surrounded by numerous mature trees on just under an acre of land, which slopes down to the entrance to the house on the north and away from the house to the south. The house is…

Designed in the International Style, the William L. Slayton House is one of only three houses known to have been designed by world-renowned architect I.M. Pei. Pei, primarily a corporate architect but best known for municipal buildings and art…

Located on a hill in Cleveland Park, Rosedale is an 18th-century frame house that stands on spacious grounds surrounded by trees and boxwood. Despite being located within Washington's boundaries, the house retains a secluded, rural setting and the…

The Klingle Valley Bridge—also known as the Connecticut Avenue Bridge over Klingle Valley and DC Bridge No. 27—carries Connecticut Avenue over the deep, wooded ravine of the Klingle Valley in northwest DC. The historic route of Klingle Road runs…

The garden-style construction at 3901 Connecticut Avenue NW fulfilled many of the aesthetic and logistic needs of the residents that lived there. The building had direct streetcar access that allowed commuting workers to easily travel to and from…

The Cleveland Park Historic District is an intact community integrating residences, apartment buildings and neighborhood retail shopping located on a hill overlooking the city center but separated from it by Rock Creek Park, a deep geological chasm.…