The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

One man's ambition created this psychedelic log home.

This rustic old building is said to be the most photographed barn in America.

No Gordon Lightfoot song, only a barebones monument to greed.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

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

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

Just a man taking his prehistoric pet for a stroll.

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

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

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

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

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Native Americans built this circle of stones, which was used to predict astronomical events.

An unusual geological feature towers over the remains of a dark episode in United States history.

At the time of its completion, it was the tallest dam in the world.

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

Home to the deepest rift anywhere on Earth.