This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

Metal water storage tank turned ethereal concert hall.

This Chinese-style quartz sundial was saved in its final hour.

Toss a Frisbee through the ruins of this Colorado gold mining town.

A river runs through this remote valley in a very unexpected way.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

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

A research lab and hands-on museum where visitors can experiment with retro technology.

Unlike most arches, this geological oddity formed in a volcanic dike.

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

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

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

This iconic science fiction house still looks like something from the future.

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

Community owned and operated, this property is home to a diverse set of nudists.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

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

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

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