Which D.C. area buildings have the most beautiful interiors?

Washington, D.C. is well known for monuments and memorials, but what about interiors? Certainly, people praise buildings like the U.S. Capitol, Francis A. Gregory Library, and Arena Stage for their stunning facades, but what about what’s going on in the inside?

Some of the best interiors can be found in the Metro system, the Library of Congress, and a variety of luxury hotels. The White House is also well known for its beautiful rooms and furnishings. But which interiors are your favorite?

Sound off in the comments with your suggestions.

Interested in learning about some of D.C.’s most prominent architectural styles? Check out this map for Neoclassical buildings, this map for Brutalist buildings, and this map for Art Deco buildings.