National Zoo
3001 Connecticut Ave., NW, Washington, DC 20008 Smithsonian Museum of American History
1300 Constitution Ave NW, Washington, DC 20560 SPY Museum
700 L'Enfant Plaza, SW, Washington, DC 20024 smithsonian museum of natural history
1000 Madison Drive NW Washington, D.C. 20560, Washington, DC 20560 For all the days along the way