Virginia State Route 110 Virginia State Route 110 State Route 110 (SR 110) is a primary state highway in the U.S. state of Virginia. Known as the Jefferson Davis Highway, the state highway runs from U.S. Route 1 (US 1) and Interstate 395 (I-395) in Crystal City north to I-66 in Rosslyn within Arlington County. SR 110 is a four- to six-lane freeway that parallels the Potomac River, providing a connection between several of Arlington's urban villages. The state highway also provides access to the Pentagon, which is the headquarters of the United States Department of Defense, the grounds of Arlington National Cemetery, and
Arlington County, Virginia Arlington include: The Doors frontman Jim Morrison; Former vice president Al Gore; Confederate general Robert E. Lee; U.S. Army general George S. Patton, Jr.; astronaut John Glenn; actors Warren Beatty, Sandra Bullock, and Shirley MacLaine; journalist Katie Couric; musicians Roberta Flack and Zac Hanson; physician and social activist Patch Adams; and scientist Grace Hopper. Arlington County, Virginia Arlington County is a county in the Commonwealth of Virginia, often referred to simply as Arlington or Arlington, Virginia. In 2016, the county's population was estimated at 230,050, making it the sixth-largest county in Virginia, or the fourth-largest city if it were incorporated