Century-old shop, specializing in Occult products.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

Most-visited and most-photographed slot canyon in the American Southwest.

On the Oregon coast there is a natural hole that seems to be draining the sea.

World's largest collection of serial killer artwork and other macabre exhibits.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

An emerald-green grotto just a short trip from Austin.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

An exquisite tunnel of cascading flowers.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A terrific purveyor of natural history objects and curios.

This tall Massachusetts folly got its name thanks to all of the purple prose its vistas inspired.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

Haunted boulder in a front yard with a witch painted on it.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

A safe space and resource for anything and everything relating to sex and sexuality.

Beautiful natural falls where Satan once ruined a pot of beans.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

The ghost town that was one of New Hampshire's first settlements now exists as a park detailing its history.

America's oldest archaeological site or a muddled case of wishful thinking.