A toxic ghost town sitting atop a massive coal fire.

Home to New Mexico's longest bar, this watering hole also has a mining museum and a haunted history.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Albuquerque found the perfect use for tumbleweeds at Christmastime.

A one-of-a-kind sundial at the Very Large Array honors a radio astronomy pioneer, incorporating the original piers from his breakthrough radio telescope.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A ghost town revived by hippies and wanderers throws its own special brand of holiday parade.

Yo, Adrian!

This elaborate towering structure was once famed for its revolutionary height.

The largest self-built castle in the U.S., six decades in the making.

The largest source of fossilized insects anywhere.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

Oddly shaped rock formation, misassociated with a nearby utopian community.

When ecosystems collide in the arid Southwest.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

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

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.