A dangerous narrow-gauge railroad once traced a route through this striking canyon.

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

The first railway tunnel to cross the Continental Divide and, at 11,523 feet, was once the highest railroad tunnel in the world.

A memorial dedicated to the victims of the Columbine High School shootings.

Paleoamericans built these ancient walls high in the Colorado Rockies as part of an extensive hunting system.

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

The site of a defunct mill, that once supplied marble for the construction of the Lincoln Memorial.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

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

A hotel with a rich Wild West history of miners and bootleggers.

One man's love for East Coast diner culture brought an entire eatery all the way from New Jersey to Colorado.

Neal Cassady may still have an open tab at one of Denver’s oldest watering holes.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

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

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

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

This spectacular track has run continuously since 1882.

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

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

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

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

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

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