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

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

This gallery is home to everything from antiques, to ancient tribal masks.

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

This enigmatic building features numerous architectural styles.

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

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

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.

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

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

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

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

Travel through the wholesome amusements of yesteryear at this charming miniature village.

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

The largest source of fossilized insects anywhere.

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

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

This spectacular track has run continuously since 1882.

When ecosystems collide in the arid Southwest.

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

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

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