The E Street Expressway is a spur from Interstate 66 into the Foggy Bottom neighborhood of Washington, D.C. The eastern terminus of the E Street Expressway is at 20th Street, N.W. From there, traffic continues along E Street, N.W., to 17th Street, N.W., near the White House, the Old Executive Office Building., and the Corcoran Gallery of Art. Westbound traffic from 17th Street takes a one-block segment of New York Avenue to E Street to the expressway entrance at 20th and E. The E Street Expressway and the connecting portions of E Street and New York Avenue are part of the National Highway System. Interstate 66 is an interstate highway in the eastern United States. ... Foggy Bottom is one of Washington, DCs oldest 19th century neighborhoods, so named because, as a low-lying area, fog (endemic to the swamps of early Washington) tended to congregate there. ... Washington, D.C. is the capital city of the United States of America. ... The southern side of the White House The White House is the official residence and principal workplace of the President of the United States. ... This article needs to be wikified. ... The Corcoran Gallery of Art is the largest privately supported cultural institution in Washington, DC. The museums main focus is American art. ... New York Avenue is one of the diagonal avenues radiating from the White House in Washington, D.C. It is a major east-west route in the citys Northwest and Northeast quadrants and connects downtown with points east and north of the city via the John Hanson Highway and... The National Highway System includes many significant roads besides Interstate Highways Note: This article was adapted from public domain Federal Highway Administration web sites. ...