All that remains of this abandoned coal town is a beautiful, haunting cemetery.

The oldest continuously occupied public building in the United States.

Thousands of mounted insects, and some live ones, hide within an otherwise ordinary shopping mall.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

The site of Billy the Kid’s most famous escape and the end to the Lincoln County War.

Some 2,000 carvings show this rare desert spring has been an oasis for travelers for over a thousand years.

One of the American Southwest's most extensive collections of Navajo rock art.

The world's first commercial spaceport is a disappointment of cosmic proportions.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

On the side of a remote mountain, a stone face bearing an inscription of mysterious origin.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

A stealthy Apache hideaway that became the haunting site of a mass grave.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Curios, scientific antiques, oddities for sale.

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

A mural of the Virgin of Guadalupe painted on the rock wall by canyon's religious namesake.

Inside this casino, visitors are treated to slot machines and a rare German Christmas pyramid.

After being lost for nearly a century, this historic bell finally returned home after its mysterious theft.

The home of a formerly enslaved man who went on to become a prospector, entrepreneur, and activist for Black rights.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

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

One man's love for East Coast diner culture brought an entire eatery all the way from New Jersey to Colorado.

Central City celebrates its most famous madam by racing beds down Main Street.