The Gaylord National Convention Center is located across the street, so you are within reach of your next big event.Situated on the banks of the Potomac River, our National Harbor hotel is perfect for an enjoyable weekend or extended trip to the Washington DC area. You'll find a variety of activities surrounding our National Harbor hotel and trips to Mount Vernon, Old Town Alexandria and the Georgetown waterfront are easy with daily scheduled water taxi service from the harbor. Plus you'll find our National Harbor hotel in Maryland convenient to the National Mall, Bolling and Andrews Air Force Bases AFB and Ronald Reagan Washington National Airport (DCA), making our National Harbor hotel perfect for your next business trip to the Washington DC. On the Rocks Hotel Lounge.