Site of the 1926 murder trial of Ernest Burkhart who was involved in the "Reign of Terror."

An indoor botanical garden for tropical plants looks like a giant cylinder lying on its side.

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

One of New York's most iconic authors is strangely honored by this Oklahoma park.

The largest single-building tribal cultural center in the U.S. is an expansive museum in Oklahoma City.

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

Nature's biggest mammal swims in landlocked Oklahoma.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

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

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

People of the Plum Bayou culture built these enormous mounds over 1,000 years ago.

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

An outsider art studio that created a piece of work so popular they had to turn mainstream.

An extravagant western hotel where every floor is the "ground floor."

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

Bronze statue marks the spinach capital of the world.

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

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

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

A Route 66 filling station that was designed to resemble the Hagia Sophia, and is now the symbol of an arts district.

In Tulsa's Oil Capital historic district, even the bus station is "fauxback" Art Deco.