Afternoon: After a morning of shopping, stop for lunch at the Mitsitam Native Foods cafe, located within the National Museum of the American Indian (your starting point of afternoon museum hopping), and indulge in authentic traditional Native American dishes. Afterward, spend the rest of the afternoon hopping around the best museums in the city. Some of the most popular are: the Smithsonian Museum of Natural History, Museum of African American Heritage, National Museum of the American Indian, National Portrait Gallery, International Spy Museum, Holocaust Memorial Museum, and National Gallery of Art.