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

This giant green head remembers one of America's jazz giants.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

The face of the famed flier in a hillside in her hometown.

A landscape of massive spherical boulders are the main attraction in this Kansas State Park.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

A unique attraction and museum dedicated to exploring iconic roadside structures.

A 20-foot-tall egg painted in a traditional Czech patterns by the Czech community in Wilson, Kansas.

The United States's largest hand-dug well is topped with a state-of-the-art museum.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Abandoned silver mine strewn with wrecked and twisted structures.

This statue of an obscure comic strip hero stands as a tribute to patriotic service and a cautionary tale about embracing fads.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

Curios, scientific antiques, oddities for sale.

The largest self-built castle in the U.S., six decades in the making.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

The largest source of fossilized insects anywhere.

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

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

This ghost town was once a cult-like religious utopian settlement.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

A proto micro-nation sometimes populated by artists, surrounded on all sides by a Utah most barren.