Arlington County, Virginia area. The county is situated in Northern Virginia on the southwestern bank of the Potomac River directly across from Washington, D.C., of which it was once a part. With a land area of , Arlington is the geographically smallest self-governing county in the U.S., and by reason of state law regarding population density, has no incorporated towns within its borders. Due to the county's proximity to downtown Washington, D.C., Arlington is home to many important installations for the capital region and U.S. government, including the Pentagon, Reagan National Airport, and Arlington National Cemetery. Many schools and universities have campuses in
Construction of the Virginia approaches to Arlington Memorial Bridge Sinclair, who proposed a series of roads radiating outward from the bridge. Multiple routes were considered by Arlington County and Virginia officials to implement the Sinclair plan. At the time, Lee Boulevard was being built from Seven Corners eastward toward Arlington National Cemetery. Construction officials announced in July 1926 that Lee Boulevard. would go south around Arlington National Cemetery, then proceed up the Potomac River shoreline to either connect with Arlington Memorial Bridge near the cemetery's main gate or bridge the Boundary Channel to connect with the roads on Columbia Island. However, in December 1926, the CFA learned that Arlington