This naturally-sourced hot spring is now home to a clothing-optional resort.

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

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

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

“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.

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

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

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

Inside this casino, visitors are treated to slot machines and a rare German Christmas pyramid.

A lively annual event in which thousands of people race to push coffins heavy with bodies up a hill.

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

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

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

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

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

An enthusiastically interactive mining museum that won't let black lung ruin the fun.

Abandoned silver mine strewn with wrecked and twisted structures.

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

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.

Birds with backpacks expedite film development for a rafting company on a remote Colorado river.

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

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