Washington, DC is a hub for world-renowned museums and galleries. The Smithsonian Institution consists of 17 museums, galleries and a zoo, including the National Museum of Natural History, the National Air and Space Museum, the National Museum of American History, the National Museum of African American History and Culture, the National Portrait Gallery and the Hirshhorn Museum and Sculpture Garden, to name a few. Then there is the National Gallery of Art, whose collection includes some 150,000 paintings, drawings, prints, photographs, sculpture, decorative arts and new media that trace the development of Western art from the Middle Ages to the present. You can check out its free exhibits and programs, including lectures, tours, concerts, films and family activities, year-round.