"All Mountains - All The Time."

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

A coal fire has been burning underground here since 1896.

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

16,500-acre ranch filled with American heritage, geological wonders, and a giant pile of tires is the crown jewel of an intriguing tug-of-war.

This eclectic collection documents the wild legacies of "America's Wickedest Street."

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

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

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

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

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

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

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

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

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

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

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

This iconic science fiction house still looks like something from the future.

A recreation of an Old West apothecary full of curios.

An annual festival celebrating Colorado's most famous frozen corpse.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

A downtown park built on top of unclaimed graves.

A small horde of mythical creatures lurk almost imperceptibly within the museum's wildlife dioramas.

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