The so-called "Bridge of Thighs" in Palm Springs allows nudists to discreetly cross the road.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A tunnel with windows, so you don't miss out on the impressive views.

The decaying adobe remains of an old homestead are just off the beaten path in Joshua Tree National Park.

A meditative space out of a fantasy story.

A fake town founded by Western movie stars is now becoming a hip desert community.

A music-filled, booze-soaked oasis in the desert.

Everything you always wanted to know about borates is here.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

A regular looking rock with an unbelievable history.

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

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.

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

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

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

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

One of the ghostly stops along Route 66.

No one's quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

This golf ball–shaped former desert real estate office now houses a UFO museum.

Don't blink or you'll miss it.

This large pile of traveler-curated rocks by the dry lakebed is a longstanding tradition on the Old Mojave Road.

A former utopian healing center created by a huckster and built by derelicts.