The temporary burial site of the man who shot and killed Jesse James.

On the edge of grassland in northeastern Colorado, these rock formations are some of the few remnants of a high plain that has eroded away over millions of years.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

This small piece of railroad history sits behind the parking lot of a chain grocery store.

Take a self-guided tour through one of Colorado's most elevated mining districts.

Ute tour guides have been sharing the ancient dwellings and rock art inside this large park with visitors for more than 40 years.

Antique automobiles, phonographs, organs, and farm equipment.

Historic, 19th-century wagon wheel ruts cut into soft volcanic ash.

A tiny nondenominational church harkens back to the days of the first homesteaders in the region.

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

This restored farmhouse is a time capsule of a 19th-century Colorado homestead.

Located in the world's highest-altitude Dark Sky Community, this observatory welcomes amateur and professional astronomers alike.

This remote Colorado canyon is home to the second-largest collection of natural arches in the world.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

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.

This marker identifies the location where three states converge.

This nearly abandoned town was once a thriving mining community until a series of fires.

A hotel with a rich Wild West history of miners and bootleggers.

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

Final resting place of a 19th century gold prospector and convicted cannibal.

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

The world's largest sticker ball weighs in at a mighty 231 pounds.

A coal fire has been burning underground here since 1896.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.