You will need to tune to Marcab Navigational Subspace Frequency 315.07Thz for further information. The Sol system can be hard to find without autonavigational aids due to it being in the Orion Arm of the Milky Way Galaxy.
Enter D.C. airspace near the Capitol: [Photo of flying saucer]
Free parking is available in the Ellipse near the White House, or the baseball fields near the Lincoln Memorial: [Photo of flying saucer landing at a baseball field]
What can I say but have a nice day.