Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

Less a museum than a bizarre fantasy world created by artists and engineers.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

Lone survivor from Custer's Last Stand forever preserved.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

A statue high in a hill that represents how Buffalo Bill got his name.

A giant Troll lurks under one of Seattle's oldest bridges.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

From overly ambitious (and eventually abandoned) atomic dream to bustling office park.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

This Wild West attraction is probably more fiction than history, but that doesn't mean it's not awesome.

Perhaps the world's only gas station inspired by a political scandal.

A college in rural Kansas founded to prepare the country for an impending World War III.

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

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

A cannon designed to fire an atomic warhead.

A landscape of massive spherical boulders are the main attraction in this Kansas State Park.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.