Arlington county is situated in Northern Virginia on the south bank of the Potomac River directly across from Washington, D.C. Arlington is also bordered by Fairfax County and Falls Church to the northwest, west and southwest, and the City of Alexandria to the southeast. Arlington is home to the Pentagon, Arlington National Cemetery, the Marine Corps War Memorial (Iwo Jima), Air Force Memorial and Pentagon Memorial. Clarendon is in the heart of the Arlington restaurant scene, nightlife and shopping. This DC suburb is just over Key Bridge from Georgetown. In the last 300 years, Clarendon has transformed from a primeval forest to the bustling downtown center we know today.