The National Gallery of Art

" The National Gallery of Art houses one of the finest collections in the world illustrating major achievements in painting, sculpture, decorative arts, and works on paper from the Middle Ages to the present."

http://www.nga.gov/

Location and Hours The National Gallery of Art is open Monday through Saturday from 10:00 a.m. to 5:00 p.m. and Sunday from 11:00 a.m. to 6:00 p.m. The Gallery is closed on December 25 and January 1.

Admission is always FREE