This guide hits the capital city's highlights for a 24 hour visit, a weekend or longer. Tour the White House and the US Capitol building; explore the National Air and Space Museum and the National Zoological Park and Aquarium; visit the Jefferson and Lincoln Memorials. Discover nearby Colonial Williamsburg and scenic Skyline Drive. Stay in boutique hotels or opt for a budget room. Tour the city with a river cruise, Segway or bike ride. Do it all, accompanied by Must Sees Washington DC's detailed maps.