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

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

This hot dog-shaped diner has moved all around Colorado, never been to New York.

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

A mental health hospital dating back more than 139 years, now features a museum.

Possibly the world's only drive-in movie theater with an attached motel.

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

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

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

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

A downtown park built on top of unclaimed graves.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

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

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

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

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

See six states, pickled freaks, rocks, and antiques.

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

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

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

A memorial honoring those who perished in one of the worst construction disasters in U.S. history.