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Dumbarton Bridge (Buffalo Bridge): The Buffalo Bridge is a sandstone and reinforced concrete structure that crosses Rock Creek Valley at Q Street.
Constructed between 1912 and 1915, the Dumbarton or Buffalo Bridge is 261 feet long, 50 feet wide, and 65 feet high, carried by five round arches. These arches are small enough to allow the curve, but…
Dumbarton House (National Society of the Colonial Dames of America; Bellevue): Since 1932, Dumbarton House has operated as a museum, modeling life in Georgetown in the early Federal period.
Dumbarton House is a Federal-style house in Georgetown, completed around 1800. An outstanding example of American architecture of the early Federal period, Dumbarton House has retained much of its…
Dumbarton Oaks Park: Dunbarton Oaks Park occupies 27 acres of a valley through which flows a small, unnamed tributary stream of Rock Creek.
Dumbarton Oaks Park, part of the National Park System, is a park in the Georgetown neighborhood, administered by the Rock Creek Park unit of the National Capital Region of the National Park Service.…
Dumblane: This Tenleytown estate is noteworthy as an early and authentic Craftsman-style home.
This 1911 residence is the only known local example of a Craftsman residence directly attributable to Gustav Stickley, one of the originators who popularized the American Arts and Crafts movement.…
Paul Laurence Dunbar High School (1916-1977): Dunbar High School became the country's first public high school for African Americans, producing generations of Black leaders.
Founded in 1870 as the Preparatory High School for Colored Youth in the basement of the 15th Street Presbyterian Church, the school became the country's first public high school for African Americans.…
Duncanson-Cranch House (Barney Neighborhood House): The symmetrical brick Federal period double house was built as a unit and its design is attributed to William Lovering, an architect-builder.
Constructed around 1794, the Duncanson-Cranch House has vernacular characteristics typical of early domestic architecture in DC. Along with Wheat Row and the Edward Simon Lewis House, it was one of…
Dupont Circle Historic District: Dupont Circle's rich history is reflected by its diverse and elegant architecture.
The Dupont Circle Historic District encompasses one of the city's most elegant historic residential neighborhoods, notable for superior examples of Victorian rowhouse architecture in Queen Anne and…
Rear Admiral Francis Dupont Memorial Fountain: Standing at the center of Dupont Circle, this fountain is the second memorial to Rear Admiral Francis Dupont to exist at this location.
Located in the center of DuPont Circle, this white marble fountain is the second monument to Rear Admiral Samuel Francis Du Pont to exist at this location. The original monument was a bronze statue…
Duvall Foundry: This canal-era warehouse was built and operated as a foundry by William T. Duvall until about 1870.
During the early and mid-Victorian period, Georgetown grew extensively, leaving an indelible mark on the built environment of the former port town. According to a 1993 survey, 175 buildings within the…
East and West Potomac Parks Historic District: East and West Potomac Parks comprise a large portion of the Washington’s monumental core, while at the same time providing recreational space for residents and tourists alike.
The parks were a primary feature of the McMillan Commission Plan, the nation’s preeminent manifestation of the City Beautiful ideal of grand civic space. They are the cumulative product of a century…