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

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

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

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

A mental health hospital dating back more than 139 years, now features a museum.

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

An eclectic collection of artifacts from the Wild West is preserved in a remote fictional pioneer town.

Over 1.3 million confiscated wildlife products fill this macabre menagerie of illegal animal specimens.

Metal water storage tank turned ethereal concert hall.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

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

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

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

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

Possibly the world's only drive-in movie theater with an attached motel.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

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

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

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

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

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

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

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