Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

The remains of a World War II-era Japanese American internment camp dot a windswept Colorado hill.

This three-mile concrete levee in Pueblo, Colorado was transformed into the world’s longest painting.

Open-air cremations in Colorado's self-proclaimed spiritual mecca.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

A coal fire has been burning underground here since 1896.

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.

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

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

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

A roadside attraction filled with an astounding array of gloriously wacky vehicles.

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

Over 1.3 million confiscated wildlife products fill this macabre menagerie of illegal animal specimens.

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

Unlike most arches, this geological oddity formed in a volcanic dike.

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

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

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

This interpretive path lets you get up close and personal with dinosaur bones.

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

“You better take care of me Lord, if you don't you're gonna have me on your hands.” ― Hunter S. Thompson, Fear and Loathing in Las Vegas.

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

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

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