In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

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

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

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

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

Odd outsider art installations surround a Gold Rush-era ghost town.

The first declared National Monument in the United States.

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

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

A homage to the King at the hotel where he revived his career.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

This vintage animatronics show is the Vegas version of a walk through the woods.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

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