An acoustic anomaly with a mysterious cause.

A futuristic temple of light uses prisms and rainbows to create an atmosphere of peace.

The fifth-longest natural arch in the world, and the longest outside China.

The location where the iconic movie character declared it was time to go home.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Take a dip in the world's largest mineral hot springs pool.

Even in death, he's still your huckleberry.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Inspired by a music box, a small town Vietnam vet carved an entire carousel full of animals by hand.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

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

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

A downtown park built on top of unclaimed graves.

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

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

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

A multiversal transit station located right below a highway interchange.

Neal Cassady may still have an open tab at one of Denver's oldest watering holes.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

The warmth and creative kitsch of a quilt engulf every patron who visits.

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

The highest bridge in America was built for an almost unnervingly small amount of money.