An abandoned 1920s school with a mysterious history.

This abandoned school has had many lives since the early 1900s, and all of them doomed.

The crumbling structure is a rare surviving relic of the area's bygone mining industry.

Dance on a hand-hewn log floor padded with bouncy boxcar springs at a saloon built in 1883.

A small town built on an abandoned airfield has former runways as streets and a bar and grill in an old airplane hangar.

This mining town boomed in the Atomic Age when uranium was gold, only to be abandoned when the industry collapsed.

This prison-turned-museum is a remnant of the Old West's grizzly, violent past.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

A miraculous natural phenomenon known as "the spring that breathes."

One man's ambition created this psychedelic log home.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

A museum, walk-through diorama, and library nestled under one castle-like roof.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

An impressive collection of farm equipment and other artifacts from life on the prairie.

This Wild West attraction is alive with glitching automatons.

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

A cemetery housing wild west legends in South Dakota.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

A fitting attraction for the corn capital of the world.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

The headquarters of the prestigious World Food Prize celebrates the heroes in the fight against hunger, has no cafeteria.