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

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

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

This Wyoming town is fascinated by a particular mythical creature.

The first declared National Monument in the United States.

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

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.

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

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

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.

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

Just a man taking his prehistoric pet for a stroll.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

A fitting attraction for the corn capital of the world.

This massive roadside mascot was the first version of the giant to illustrate his butt.

The center of the only hemisphere that awards visitors with a commemorative coin.

Almost half-way between the Equator and North Pole.

A museum devoted to the victims and the survivors of the most catastrophic fire in American history.

A statue honors the genius who allegedly first took a meatball and made it into a hamburger.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

A large circus museum with summer performances.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.