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

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

Two creeks flow out of either end of this canyon in opposite directions.

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

A fake mine that was made using real mining techniques which is also used as a community center.

It's easy to forget what century it is as you wander this rustic homestead.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

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

The oldest operating cemetery in Denver is the eternal home of some of the Centennial State's most famous residents.

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

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

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

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

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

This museum offers an actual time machine back through Colorado's past.

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

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.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

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

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

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

The largest self-built castle in the U.S., six decades in the making.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.