A prehistoric rock shelter that's literally in someone's backyard.

Central City celebrates its most famous madam by racing beds down Main Street.

This otherwise unremarkable ski town building marks the site of Butch Cassidy's first robbery.

Each year, teams of the world's best snow sculptors have 65 hours to create frozen masterpieces.

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

Metal water storage tank turned ethereal concert hall.

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

Colorado's only true geyser is hidden within the San Juan National Forest.

A collection of fading fantasy tchotchkes lines this dirt road in the Colorado wilderness.

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

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

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

The remains of a World War II-era Japanese American internment camp dot a windswept Colorado hill.

One of few remaining antique carousels with stationary animals in the U.S.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

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

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

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

This spectacular track has run continuously since 1882.

This small piece of railroad history sits behind the parking lot of a chain grocery store.

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

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

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