On the side of a remote mountain, a stone face bearing an inscription of mysterious origin.

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

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

A multi-storied adobe complex has been inhabited for more than a thousand years.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

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

A clear blue swimming hole with hidden caves, still unexplored.

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.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

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

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.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

Famous and forgotten figures lie beneath the faded headstones and decaying planks of wood.

This strangely vacant Western amusement seems to be an empty tribute to residents of Lucerne Valley.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

This enormous World War II relic is one of the largest wooden structures in the world.

This graveyard is the eternal home of the residents of a vanished California town.

The site of murders and Satanic cult gatherings.

This temple, built by an eccentric religious leader before his death, sits guarded and in ruins.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

Mexican food and folk art.