This abandoned boat sits on a nude beach, is shaped like a UFO, and is covered in graffiti.

A heavenly experience, right here on Terra Firma.

The seamy, underground secrets of Portland's criminal past.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

The largest drain hole in the world.

A giant open-air sculpture made of over 200 full-sized boats.

A new kind of theme park for adults off the Las Vegas Strip.

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

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

A sculpture for the sun and stars, created by Nancy Holt.

The colossal cartoon man stands outside a Nevada museum.

A concrete arrow from a 1920s network of airmail beacons is still preserved at the western edge of suburban Reno.

The smallest country in the world.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

One woman's Viking Castle on Lake Tahoe.

Bill Murray bowled three straight strikes here at Reno's "Taj Mahal of Tenpins."

The only surviving prototype of Buckminster Fuller's revolutionary car.

In a largely deserted ghost town, a little brick building recalls its history as a gold rush hub and haven for outlaws.

This is one really big nut.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.