The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A collection of 100 brains preserved in jars on the UT campus.

This eight-mile stretch of road gets its name from a local legend about a lost soul searching for his head.

Texas's oldest bakery serves authentic German pastries, including legendary strudel.

This abandoned building made of petrified wood was once a hotspot for buying moonshine.

Two massive and unstable sinkholes are yearning to unite, and their consummation could be catastrophic.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

The 19th-century ruins hide deep in an overgrown forest.

Belly up to the bar in Cowtown, don't forget to buy some boots.

On a dusty county road sit the ruins of a ghost town's abandoned church.

Natural catch-basin rocks covered in thousands of drawings spanning many millennia.

This eclectic Austin curiosity shop is home to all things strange and unusual.

A park filled with vibrant mosaics created by more than 300 folk artists.

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

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

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

It specializes in outsider art and artifacts of secret societies.

A registered historic landmark shrouded in unsettling local legends.

These boots are made for selfies.

A view-altering observatory at the University of Texas.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

A medieval castle in the middle of rural Texas.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

Free public park and gardens filled with peacocks and peahens.