Second this one - choose a window seat on the left if you have a flight into DCA. If you are lucky, you'll land from the north, and get an amazing view of the c

Second this one - choose a window seat on the left if you have a flight into DCA. If you are lucky, you'll land from the north, and get an amazing view of the city as you approach - at pretty low altitude so you see everything very clearly. I've lived here all my life and fly in and out of DCA every week or so, and that view still never gets old.