A medieval castle in the middle of rural Texas.

A school-themed restaurant where gastronomy is the core curriculum.

An emerald-green grotto just a short trip from Austin.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

The world's largest squirrel statue clutches a pecan bigger than your head.

It reportedly took three years to sort through all the objects in this eclectic lifelong collection.

This museum holds not just a world class collection of firefighting artifacts and gear but even the region's first fire station itself.

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

One of the largest Masonic temples in the world, created at the height of the oil boom in ostentatious style.

Built from oil field parts and resembling a teepee, this abandoned mid-century church is hoping for a comeback.

Collection maintained by the legendary designer.

An oil baron's wild paradise and the winner of an ill-fated air race.

A museum honoring Oklahoma military service, where you can look into Hitler's mirror and see a Mickey Mouse gas mask.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

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

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

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

The largest land animal skull ever discovered.

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