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

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

This magnificent, quirky home sits atop a literal gold mine in the middle of the Nevada desert.

A ring of creosote bushes that are estimated to be 11,700 years old.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

A regular looking rock with an unbelievable history.

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The rocks in this arid basin leave trails of movement behind them.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

This unique graffiti art from the 1940s has become a staple of this local landscape in the remote California desert.

Nationwide network of co-ownership underground catastrophe shelters.

This old selenite mine is dotted with tiny crystals that make it shimmer like it's covered in glitter.

One of the most unusual geological features, recognizable from a dozen hit movies.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

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

One of the largest, oldest, darkest, quietest motel rooms in the world.

This old mining town, deep in the California desert, has a year-round population of one.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

If you want to take a peek at Area 51, this is legally as close as you're going to get.

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