This headstone-like marker inscribed with three words has been an utter mystery for over a century.

A cave dug by a man directed by ghosts to find pirate treasure.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Designed as a place for patients to take in the scenery, this tower has a dark history.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

Antique gaffe kept in the basement of a small Vermont natural history museum.

A New Hampshire grave with a grudge.

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

This tower pays homage to a legendary Viking fort established in Massachusetts that never really existed.

It's not a typo, now say it five times fast!

Monument on the spot where in 1778, Bathsheba Spooner had her husband Joshua killed and dumped down his own well.

The haunting history of a little girl lost.

A sign marks the location of an 18th-century sawmill allegedly owned by a wizard who employed Satanic imps.

Former laboratory of radical psychiatrist Wilhelm Reich.

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

Hidden among the trees at the Rangeley Lakes Trails Center are more than 20 gnomes in small wooden houses.