In Washington, D.C., Constitution Avenue is a major east-west street running just north of the United States Capitol in the city's Northwest and Northeast quadrants. The avenue carries heavy commuter traffic on weekdays and heavy tourist traffic on the weekends; it is also an important parade route. Aerial photo (looking NW) of the Washington Monument and the White House in Washington, DC. Washington, D.C., officially the District of Columbia (also known as D.C.; Washington; the Nations Capital; the District; and, historically, the Federal City) is the capital city and administrative district of the United... United States Capitol The Capitol when first occupied by Congress, 1800. ... Color-enhanced USGS satellite image of Washington, DC, taken April 26, 2002. ... Color-enhanced USGS satellite image of Washington, DC, taken April 26, 2002. ... The word quadrant can mean: A region of the Cartesian coordinate plane with a specific sign for the x and y coordinates: (+, +), (-, +), (-, -) or (-, +). It is the 2-dimensional case of an Orthant Another name for sextant Also see the Wiktionary entry on Quadrant. ...

Original street name

In Washington's Cartesian-coordinate-based street system, Constitution Avenue was originally known as North B Street. If it had stayed in the city's lettered street system, it would today be known as B Street, N.W. and N.E. However, Independence Avenue was originally known as South B Street, and having two major streets running so closely together in parallel, both called B Street, would presumably be too confusing for many people. The street on the other side of the Anacostia River corresponding to Constitution Avenue is called Blaine Street, N.E. Cartesian means relating to the French mathematician and philosopher Descartes, who, among other things, worked to merge algebra and Euclidean geometry. ... The Anacostia River is a river that flows about 8. ...

Route numbers

Sections of Constitution Avenue are designated U.S. Highway 1, U.S. Highway 50, or both. Specifically, US 50 runs along the road from its west end to Sixth Street, N.W. (eastbound) and Ninth Street, N.W. (westbound). US 1 northbound uses the eastbound lanes of Constitution Avenue from 14th Street, N.W. to Sixth Street, N.W.; southbound US 1 used to run west from Ninth Street N.W. to 15th Street, N.W. but now continues straight through the Ninth Street Tunnel to I-395. United States Highway 1 is a United States highway which parallels the east coast of the United States. ... United States Highway 50 is an east-west United States highway. ... In the Cartesian-coordinate-based street system of Washington, D.C., 14th Street refers to any of several north-south streets located 14 blocks east or west of the United States Capitol. ... Interstate 395 in Virginia is a 13 mile long spur route that begins at a junction with Interstate 95 in Springfield, Virginia and ends in downtown Washington, District of Columbia. ...

Termini

The western terminus of Constitution Avenue is the Theodore Roosevelt Bridge; thus, Constitution Avenue connects the city's ceremonial core with Interstate 66. The eastern terminus is at 21st Street, N.E., just short of Robert F. Kennedy Memorial Stadium; however, through traffic is diverted via North Carolina Avenue and C Street to the Whitney Young Memorial Bridge. Theodore Roosevelt Bridge (also known as the Teddy Roosevelt Bridge) is located in Washington, DC in the United States. ... Interstate 66 is an interstate highway in the eastern United States. ... Robert F. Kennedy Memorial Stadium, informally known as RFK Stadium, is a sports stadium that opened in 1961. ... The Whitney Young Memorial Bridge, otherwise known as the East Capitol Street Bridge, is a bridge that carries East Capitol Street across the Anacostia River in Washington, D.C., U.S.A. It was renamed after civil rights activist Whitney Young in 1973. ...

Locations of interest along avenue

In Northwest, Constitution Avenue separates the National Mall from the Federal Triangle. Thus, the avenue is lined on its north side by the headquarters of several federal agencies and on the south side by several Smithsonian museums and the National Gallery of Art. Other locations of interest include the Embassy of Canada. In Northeast, the avenue passes through the Capitol Hill and Lincoln Park neighborhoods. Facing west across the Mall, with ones back towards the United States Capitol. ... Federal Triangle is a Washington Metro station in Washington, DC on the Blue and Orange Lines. ... The Smithsonian castle, as seen through the garden gate. ... The East Building of the National Gallery of Art The National Gallery of Art is an art museum owned and managed by the government of the United States. ... Capitol Hill, aside from being the common nickname for the United States Congress, is the largest historic residential neighborhood in Washington, DC, stretching easterly behind the U.S. Capitol along wide avenues. ...