By Rachel Cooper, About.com Guide
The Smithsonian Castle
Rachel CooperWashington, DC Guide
Top 10 Things to Do in DCThanksgiving Restaurants15 Best Places to Go with KidsWashington, DC HolidaysThanksgiving Weekend in DC
Take a look at the capital's best sight-seeing spot. More >
Find the best places to celebrate and join the festivities. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.