Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

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

Where America's first doomsday cult awaited the end of the world.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A rare view of a preserved Victorian science museum.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

Mysterious rocks that ring musically when struck.

A toxic ghost town sitting atop a massive coal fire.

A layered tribute to the work of mosaicist Isaiah Zagar.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

World's first "penitentiary," meant to be humane, drove men insane.

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

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.

This candy-striped tower is the farthest east you can go in the United States.

A decidedly out of place statue memorializes the Blues Brothers characters at this water bottling plant.

They call buildings like this "mimetic architecture," but nothing has ever mimicked the taste of Moxie.

The world's only and thus largest collection of its kind celebrates everyday wonder through simple umbrella sheaths.

Former laboratory of radical psychiatrist Wilhelm Reich.

A giant telephone commemorates the last "crank" call ever made in the U.S.

The world's oldest and largest museum of mass transit vehicles.

Turns out you can see the world without ever leaving Maine.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

Explore the dark underground corridors of this graffiti-covered former military fortification.

Sculptures, jams, and the wild west collide at this folksy retreat.