This sacred cavern, 400 feet deep, is home to millions of bats and an ancient burial ground.

The Grand Canyon of Texas.

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

The petroleum industry brings you the joys of hydrocarbons and largest collection of antique oil rigs in the world.

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

An abandoned movie set in the desert of West Texas.

Ghost town with a beer-drinking goat for mayor.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

Beauty and history abound in this remote West Texas canyon.

Remembering the Alamo with a full-scale replica of the 1836 city.

Seven flags adorn this Texas museum, one for each of the powers that have ruled the area.

These boots are made for selfies.

An amazing stag sculpture constructed entirely of discarded materials.

Established in 1925, Kiddie Park claims to be the oldest amusement park in the U.S. - a cozy little time warp nestled in a shady corner of the modern world.

A symbol of Texas pride.

This downtown Dallas art installation is always on the lookout.

Continuing the tradition of the dime museum in style.

Constructed in 1859 as a general store and post office, the store is still used to this day and was featured in the Walking Dead series.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

Before this rocky hill was home to a chapel, it was used as a lookout by Romans and Moors.

This chapel is the site of a yearly pilgrimage that originated during the Middle Ages.

Nestled in the mountains of Portugal is a tiny village made almost entirely of schist.

As the highest point in the Mid-Atlantic range this stratovolcano offers spectacular views.

The extravagance of Portugal’s "Pink Palace" resulted in a noble title being awarded to its owner.