Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A toxic ghost town sitting atop a massive coal fire.

Where America's first doomsday cult awaited the end of the world.

World's first "penitentiary," meant to be humane, drove men insane.

A lifetime's accumulation of bric-a-brac and kitsch.

An Englishman loses his scalp to a Cheyenne warrior and lives to donate it to a library.

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

When an ancient supervolcano erupted, some of Nebraska's prehistoric animals were forever preserved in ash.

Underneath downtown Lincoln resides a network of caves that was also the city's first brewery.

An experimental, automotive replica of Stonehenge.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

This Florida museum dedicated to western artwork is entered through an artificial canyon with imported sandstone.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Strange beasts lurking in a garden are all that remain of a quirky, short-lived theme park.

A Wild West jailhouse that slid down the mountainside.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

Only ruined buildings and abandoned charcoal kilns remain of this once bustling Wild West boom town.

For over a century, it was a crucial center of mental health treatment and also the source of many local legends.

A spooky defunct railroad tunnel now part of a sprawling trail.

Admire the art and then buy a raccoon skull cleaned by flesh-eating beetles.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

This bright yellow building is packed with sweet treats from all around the world, from chocolate-covered crickets to whoopie pies.

An unusual assortment of art, furniture, and other curiosities.

An architecturally-focused antique shop.