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

Admire a Lilliputian replica of the fast food outlet.

A small flooded ghost town with a few scattered structures remaining.

Nature has shaped this drainage tunnel into the digestive tract of a mighty beast.

Not your typical pet cemetery.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

This creepy, abandoned cemetery is all that remains of a once booming mining town.

Only ruined buildings and abandoned charcoal kilns remain of this once bustling Wild West boom town.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

Come for the speed, leave in love with the desert.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Taxidermy and miniatures come together to create this unique museum.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

Former self-sufficient mental institution now a planned community.

Abandoned concert venue legendary for its rock counterculture.

An unknown number of cholera victims are buried in two nondescript graves.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

The lynching and burial site of America's first train robbers.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.