This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

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

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.

Celebrate the history of the rich and truly misunderstood relationship between man and pigeon.

One of the best examples of Art Deco architecture in the United States.

Circus cemetery for all the “showmen under God’s big top.”

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

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

These massive mitts are made of 30 tons of devotional bronze.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

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

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

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.

An acoustic anomaly with a mysterious cause.

When ecosystems collide in the arid Southwest.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

A beautiful geyser under environmental threat.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.