This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

A gem in the small Missouri town where Winston Churchill coined the term "Iron Curtain" and effectively began the Cold War.

The first declared National Monument in the United States.

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

A rancher expanding a natural spring for his cattle came up with bones – lots and lots of them.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

A cemetery housing wild west legends in South Dakota.

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

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

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

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

Known as "The Hill of the Little Devils."

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

This monument remembers one of the manliest men of the frontier who fought a grizzly before dragging himself 200 miles to safety.

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

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

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

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

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

One devoted couple has donated multiple recreations of Michelangelo's sculptures to this South Dakota town.

This Wild West attraction is alive with glitching automatons.

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

America's smallest town is run by its single citizen/mayor/librarian/bartender.