1. Busch Gardens, Williamsburg (3 hours away)
  2. Colonial Williamsburg (3 hours away)
  3. Foggy Bottom neighborhood
  4. Franklin Delano Roosevelt Memorial
  5. Korean War Veterans Memorial Editors Pick
  6. Lincoln Memorial
  7. Martin Luther King Jr. Memorial
  8. Mount Vernon, George Washington's home
  9. National Air and Space Museum
  10. National Gallery of Art
  11. National Museum of American History
  12. National Museum of Natural History
  13. National World War II Memorial
  14. Natl Portrait & American Art Museum
  15. Renwick Gallery (free)
  16. Smithsonian Castle
  17. Thomas Jefferson Memorial and Tidal Basin
  18. US Capitol and Library of Congress
  19. US Holocaust Memorial Museum
  20. Vietnam Veterans Memorial
  21. White House North Lawn & Lafayette Square
  22. White House Visitor Center and South Lawn
More great Locations can be found here!