This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

This open-air reconstruction of an Old West town, a cross between a theme park and a museum, provides an immersive historical experience.

This nearly abandoned town was once a thriving mining community until a series of fires.

All that remains of this once-booming mining town are the ruins of a saloon.

This unassuming layer of clay boasts an out-of-this-world origin story.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

A roadside attraction filled with an astounding array of gloriously wacky vehicles.

When ecosystems collide in the arid Southwest.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

The largest source of fossilized insects anywhere.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

Small teepee-like houses built for TB patients have become sheds, studios, and bus stops around Colorado Springs.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The highest bridge in America was built for an almost unnervingly small amount of money.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.