A fitting attraction for the corn capital of the world.

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

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

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

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

The only structure left with direct ties to the Salem witchcraft trials of 1692.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

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

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

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

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

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

The first declared National Monument in the United States.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

Every president in history is immortalized in bronze in downtown Rapid City.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

This shallow pit was once used to send over 20,000 buffalo plummeting to their death.

New fungal and bacterial species call this deadly lake home.

These giant metal horses graze on a hilltop near the Montana highway.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

A smoke stack so large, the Washington Monument could fit inside!

The only road through the heart of Glacier National Park.