A natural rock formation believed to be a cure-all.

A tiny but mighty little pumper sits in the middle of the street, waiting for the next big oil strike.

European castle ruins in an American state park are actually the product of death and grief.

Nature's biggest mammal swims in landlocked Oklahoma.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

These waterfalls can be twins or triplets, depending on how much it's rained recently.

The only fully-realized skyscraper built by the famed American architect, Frank Lloyd Wright.

Twenty-year effort to raise a castle using tools and techniques from the 13th century is now abandoned in the Arkansas woods.

The granite monument is engraved with the image of the talking horse's head coming through a barn door.

A detached cement mixer has been transformed to resemble a relic from some obscure NASA mission to Oklahoma.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

To honor his gardening wife, this yard artist turns bowling balls into playful, colorful sculptures.

A likeness of Da Vinci's mysterious painting smiles at passersby from the side of a barn.

Giant papier mache hog sits on private property.

This mill has survived a tumultuous past to still produce flour and cornmeal.

The Ozarks' strangest dwelling.

This monumental Jesus is often referred to as "Our Milk Carton With Arms."

A Jurassic artscape composed of transmission casings and other mechanical parts.

This century-old roadside attraction is full of bizarre rock formations.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

Learn all about this iconic air rifle without putting an eye out.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

When you can afford only half a road, you build only half a road.

A hidden oasis in the heart of Minneapolis is also an Important Bird Area.