A museum dedicated to the alleged Roswell Incident.

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

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.

Artifacts from a battleship sunk at Pearl Harbor displayed in the Capitol building of its namesake.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

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

An old railroad grade built for the construction of Hoover Dam is now a recreational trail featuring several tunnels and sweeping views of Lake Mead.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

The most magnificent bottle house in a town strangely full of them.

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

Graffiti, cars, and religion combine to create this jungle of scrap in the Nevada desert.

Eulogizing an unknown man's unusual demise.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

There's nothing creepier than a cemetery next to a clown motel.

This tiny cluster of abandoned buildings looks like the future of the ghost town - today!

Art Deco stylings conceal the true nature of this bridge.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Each winter this underground cave forms a dazzling ice palace.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

The world's last remaining store of its kind.

This museum and curiosity shop provides a glimpse into an often-overlooked past to show guests that there is beauty and wonder in the macabre.

The highest point in Washington state is a volcano covered in glaciers.

Considered by many to be one of the most dangerous highways in Alaska.