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

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

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

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

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

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

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

The remains of the dam that unleashed a 15-foot wall of water on Denver.

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

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

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

Even in death, he's still your huckleberry.

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

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

This super steep hike ascends 2,000 feet in less than a mile.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

A little-known hot spring haven right below the highway.

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

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

Abandoned silver mine strewn with wrecked and twisted structures.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

When ecosystems collide in the arid Southwest.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.