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

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

An eclectic collection of artifacts from the Wild West is preserved in a remote fictional pioneer town.

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

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

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

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

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

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

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

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

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

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

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

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

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

The largest source of fossilized insects anywhere.

This super steep hike ascends 2,000 feet in less than a mile.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

A little-known hot spring haven right below the highway.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

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

This Colorado hiking trail provides a small gold mine of abandoned gold mines.