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

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

A coal fire has been burning underground here since 1896.

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

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

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

A collection of fading fantasy tchotchkes lines this dirt road in the Colorado wilderness.

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

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

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

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.