VISIT FAIRFAX/ANGELA PAN Library of Congress day 2 Begin at the U.S. Capitol Building , whether you reserve a tour in advance or simply stroll the surrounding grounds. Nearby, explore the Library of Congress , the Supreme Court building and the United States Botanic Garden . Travel west along the north side of the National Mall and take your pick of fascinating free museums, including the National Gallery of Art and the Smithsonian museums of Natural History , American History and African American History and Culture . Dedicate some time in the afternoon to visit more Smithsonian museums on the south side of the Mall, including the Hirshhorn , newly renovated National Air and Space Museum and the Museum of the American Indian . If you haven’t had your fill of history, continue on to the U.S. Holocaust Memorial Museum or the International Spy Museum . Close out the day along the waterfront at The Wharf, a hub of restaurants, shopping, entertainment and events. day 3 Meander through Georgetown , a historic neighborhood with cobblestone streets, stunning architecture, boutique shops and an array of restaurants. For some outdoor fun, rent a bike and ride along the C&O Canal . To finish up, head north or south from Georgetown. To the north you can marvel at the Washington National Cathedral , then visit the nearly 400 different species at the National Zoo . Or venture south into Virginia to Arlington National Cemetery and witness the changing of the guard at the Tomb of the Unknown Soldier. Arlington National Cemetery VISIT FAIRFAX FXVA.COM 45 explore more day trips and itineraries! Fairfax County Virginia itinerary