This demolished goliath of American industry once loomed over the depressed town it once made thrive.

Continuing the tradition of the dime museum in style.

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

A reproduction of earth's many biomes.

Home to the deepest rift anywhere on Earth.

It would take 35 firetrucks to fill this enormous glacial pothole.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

Crafted in 1911, this steam locomotive spent its entire working life in Flagstaff.

A spiritual vortex among the red rocks in Sedona.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

A Wild West jailhouse that slid down the mountainside.

A mysterious "wedding cake" castle in the middle of the urban desert.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

A self-built castle made by a mysterious man.

This unconventional used book store was once in the news for the surprising act of burning books.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

A toxic ghost town sitting atop a massive coal fire.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

This abandoned prison castle has become an imposing gallery of graffiti art.