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

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

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

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

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

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

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

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

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.

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 curiosity shop contains a museum filled with bizarre, unique objects.

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

Hidden on a cattle ranch in Arizona, this bookstore has been celebrating Southwest literature for more than 40 years.

Legend says train robbers stashed their gold within the depths of this unusual cave.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

This abandoned bootleg attraction was built to cash in on the popularity of classic TV show, F Troop.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

These free-roaming horses were once destined to disappear from the land.

A secret fresh water spring for animals and humans alike hidden along the most famous road in the United States.

The cinder cone volcano with a less than complimentary name.