A museum dedicated to the alleged Roswell Incident.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

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

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

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

The highest point in Texas is capped by a big silver pyramid.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

A mysterious drive-in nestled in the forest that leaves little to the imagination.

A medieval castle in the middle of rural Texas.

Abandoned railroad tunnel is home to a colony of three million Mexican free-tail bats.

Over 100 million years ago, beach-bound dinosaurs left permanent marks on San Antonio's landscape.

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

A National Historic Landmark with a scenic clock tower and park filled with deer and peacocks, plus a military museum.

Ruins of a once-opulent grand Victorian resort.

A master plumber has turned his love of art and toilets into a folk museum that's not taking the piss.

A private collection of massive steel monsters guarding a Texas pipe works.

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

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

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

The Grand Canyon of Texas.

Free public park and gardens filled with peacocks and peahens.

Fantastic collection celebrating the final send-off.