A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

Started as a kitchen garden, now the second largest botanical garden in the world.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

Eighteen miniature death-scene dioramas.

Conspiracy theories and occult legends surround this mysterious natural rock formation.

A museum dedicated to exhibiting remarkable outsider art.

An eerie, decaying ghost town destined to fade into the forest.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

This massive library holds what was once the largest book collection in the world.

Museum dedicated to awful artwork.

Grave of the man allegedly responsible for a series of infamous murders in Boston in the 1960s.

Ornate and macabre headstone in one of the country's oldest cemeteries.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

The largest axe on the planet contains a time capsule that seems like it may never be discovered.

Working wool mill used as the exterior for the mill in the 1990 horror film "Graveyard Shift."

The house and graveyard used in the Stephen King spine-chiller.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

The eccentric mansion of one the most popular horror authors of modern times.

The headquarters in Salem doubles as an occult art gallery.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.