Where Santa Claus held up a Texas bank and started a statewide manhunt.

Fall through a crack in the seams of reality at this immersive art installation.

These aggressively sustainable art homes look like something out of 1970's science fiction.

Decaying military base deactivated in the 70s is now visited by urban explorers and military enthusiasts.

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

This downtown Dallas art installation is always on the lookout.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A modernist landscape of water and sci-fi concrete.

Tracks near this Texas nature site were once thought to support the Creationist belief that man and dino coexisted.

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

A collection of massive stacked rocks in Texas includes a snarky note on the benefits of modern technology.

An acoustic anomaly with a mysterious cause sits in the heart of Tulsa.

Hidden in the New Mexico desert southeast of Roswell, nine small deep lakes formed inside sinkholes.

A museum dedicated to the alleged Roswell Incident.

This mural changes every few years.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Hike the ruins of a zoo that was shut down by an unsolved murder.