Celebrate George Washington's birthday with tours of his Cambridge Headquarters. Learn about the challenges facing the new commander in his own words. Discuss how he reacted and grew into being the key figure of Early American History. Tours are limited to 15 people and are on a first-come-first-served basis. Tours will begin at 1:00 p.m., 2:00 p.m., 3:00 p.m., and 4:00 p.m. Spend 45 minutes of your school vacation week in a place where history happened!