Suggested schedule
Day 1
AM
Departure toward Philadelphia
PM
Guided walking tour of Philadelphia with a local guide
Evening
Discovery of historic district of Philadelphia at your own pace
Day 2
AM
Departure toward Washington DC
PM
Free time around the U.S. Capitol and the Library of Congress
Evening
Tour of the illuminated monuments
Day 3
AM
Visit of Arlington National Cemetery
PM
Self-guided visit of Smithsonian museums
Evening
Free time in Georgetown
Day 4
AM
Road back home