Northern Virginia

Northern Virginia borders [Washington, DC] and [Maryland] across the [Potomac River].

Some major localities include: Arlington, VA contains the Pentagon Alexandria, VA Fairfax, VA Falls Church, VA Leesburg, VA Manassass, VA McLean, VA contains the CIA and major shopping malls of Tyson's Corner. Occocuan, VA Tyson's Corner, VA Woodbridge, VA

Transportation wise, the Wilson Bridge crosses the Potomac with the Beltway at Alexandria into Maryland.

14th Street Bridge

Key Bridge at Rossyln in Arlington, VA crosses the Potomac into Georgetown.

Memorial Bridge crosses around Arlington Cemetary into the Lincoln Memorial around the Kennedy Center for the Performing Arts.

White's Ferry crosses the Potomac around Leesburg, VA.