A serene temple with stunning stained glass hides in downtown Dallas.

A registered historic landmark shrouded in unsettling local legends.

Steep canyon walls hide a forested oasis in the West Texas desert.

A medieval castle in the middle of rural Texas.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

It specializes in outsider art and artifacts of secret societies.

An oddities shop packed with twisted treasures inspired by Oscar Wilde and Edgar Allan Poe.

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

One part antique store, one part curiosities hodge-podge.

Continuing the tradition of the dime museum in style.

A modernist landscape of water and sci-fi concrete.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

Over 50 historic windmills whir away at this outdoor museum.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

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.

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

Nature's biggest mammal swims in landlocked Oklahoma.

The world's only museum devoted solely to the art and collection of action figures.

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.

Home to Hollywood history and a very special salt crystal.

A wonderful collection of all things Oz is nestled in the heart of Kansas.