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

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

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

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 prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

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

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.

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

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

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

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

This Wyoming town is fascinated by a particular mythical creature.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

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

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Miraculous tree that seems to sprout out of solid rock.

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

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

An architect's childhood fantasy treehouse made real.