This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A wondrous old library overlooking the nation's capital.

The site of the climactic scene from the classic horror film is now a historic landmark.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

A fictional Coupe DeVille built by hand and gifted to the Man in Black himself.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Enormous lake at the bottom of a unique cave system.

All that's left of the quintessential "cabin in the woods."

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

Hidden on two floors of downtown building, the library has an incredible deal on rent.

A military museum and library dedicated to the citizen soldier.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

A hot dog stand where the heads are just as hot as the dogs.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.