This statue of an obscure comic strip hero stands as a tribute to patriotic service and a cautionary tale about embracing fads.

Take a dip in the world's largest mineral hot springs pool.

Two tall rocks sit at the center of this site, once the home of a large Ancestral Puebloan community.

This enigmatic building features numerous architectural styles.

A museum of natural history, Edwin Carter's original log cabin home and workshop houses taxidermy specimens.

The remnants of the base where US Army troops learned how to fight in extreme conditions.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

The decaying ruins of a failed mining company’s water diversion project cling to the side of a desert canyon.

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

This old train trestle and collapsed tunnel once allowed the railroad to negotiate the steep slopes of the Colorado Rockies.

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

The remains of an early 1900s dude ranch that operated until the 1970s.

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

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

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

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

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

A river runs through this remote valley in a very unexpected way.

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

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

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

There are eight natural springs around town, each with a slightly different taste.

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