Massive still life just off the highway in Kansas.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

No one knows the origin of this small town’s unique name.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

A Hawaiian stairway to heaven—that you can't climb.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

Get up close and personal with these majestic fish.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

A true treehouse near Hawai'i Volcanoes National Park.

The island of Lanai in Hawai'i is a paradise for cats and cat lovers.

Supposedly Satanic numbers adorn this preserved submarine sail.

These century-old beehive-shaped kilns were built to produce charcoal for nearby mines.

An Idaho legend carved out a cave village with his own two hands.

A few dilapidated structures are all that remain of this deserted former silver mining town.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

See just what life was like in a 19th-century prospecting town.

This weeping, 10-foot-tall sculpture was a maquette for a 9/11 memorial.

What began as an art installation is now the private drinkhaüs for a brewery's employees.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.