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

A warm desert spring holds one of the rarest species on earth.

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

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

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

This centuries-old pueblo church houses the body of a Franciscan friar who is said to be a rare "incorruptible" corpse.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

See the computer’s history revealed over the course of 20,000 years.

The self-made house sculpture of an outsider artist who named himself "Chief Rolling Thunder."

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Most-visited and most-photographed slot canyon in the American Southwest.

Michael Heizer's masterwork in the Nevada Basin.

Dramatic river bend surrounds a natural red-rocked pedestal.