Check out a hidden collection of vintage neon signs.

The giant stump of the once towering cottonwood where Ute people held tribal meetings.

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

A tiny town’s tiny museum with some gigantic residents.

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

A glimpse of a waterfall is reached by a steel catwalk along a slot canyon located in an Ouray city park.

The largest self-built castle in the U.S., six decades in the making.

Experience life in one of America’s smallest neighborhoods.

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

This vintage theme park is peak Christmas kitsch—and it's open all summer.

Colorado's only active volcano last erupted around 4,000 years ago.

A fake mine that was made using real mining techniques which is also used as a community center.

Meet Rita the Rock Planter, one of Danish sculptor Thomas Dambo's enormous wooden trolls.

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

The largest source of fossilized insects anywhere.

This Rocky Mountain mansion was the luxurious home of the authoritarian leader of a company town.

This 19th-century house museum features a horse-drawn hearse and other antique oddities.

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

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

“You better take care of me Lord, if you don't you're gonna have me on your hands.” ― Hunter S. Thompson, Fear and Loathing in Las Vegas.

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

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

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

A surprising collection of bronze faces beneath a bridge in Loveland.