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

This historic theater's pipe organ still accompanies silent films just like it did in 1929.

This statue is an ode to an iconic roadside advertisement popularized during the 1970s.

The Quapaw tribe supplies the meat and produce in this Oklahoma casino restaurant.

Collection maintained by the legendary designer.

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

The modest childhood home where the baseball legend and Yankees star learned to hit from both sides of the plate.

This former mining town was named the most toxic town in America.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.

From a canyon-like gorge, more than 20 million gallons of water emerge every day, while a smaller spring drips down, creating the illusion of an endless, gentle waterfall.

The largest spring in Northwest Arkansas is also home to a sprawling botanical gardens and a historically significant bluff.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

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

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

This restaurant serves wood-fired fare served in a natural cave with a live spring.

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

This mountaintop refuge rehabilitates tigers, lions, bears, and more from illicit wildlife trade—and offers overnight lodging.

Giant papier mache hog sits on private property.

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

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

An unexpected but incredible collection of wildlife dioramas spanning rainforests, swamps, forests, and plains.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

When he found his hometown was no more, Lowell Davis decided to recreate a "new" ghost town from scratch.

This historic motel standing at the "crossroads of America" offers a radio in every room and was saved by local protesters.