Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Buried beneath the New Mexico sands are believed to be millions of copies of Atari's E.T. video game.

A mysteriously abandoned campsite in San Angelo State Park.

The end of times arrives, at least for the fish in the O.C. Fisher Reservoir.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

Explore a misty river canyon from a metal bridge system.

This remote camping site offers incredible stargazing opportunities.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

The remains of Abó, Gran Quivera, and Qurai are monuments to the long, complicated history of the Indigenous people of the Southwest.

The vanishing remains of an old water station from the late 19th century.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

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.

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

The Grand Canyon of Texas.

At this rural museum, visitors can experience "Boomtown U.S.A.," a lifelike re-creation of an oil boomtown in the 1930s.

The world's second-longest burning light bulb.

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

The house's confection-like decorations are the result of one man's painstaking work over decades.

A cave's rare beauty held a cavernous secret hidden underground.

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

"I did this all while you were watching TV."