This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

Historic psychiatric asylum and most-filmed location in the Great White North.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

Neoclassical Revival mansion and set of horror cult classic Phantasm.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

The once-abandoned 140-year-old hotel used in the movie "In Dreams."

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

New England's "Witches of Eastwick" locations, in all of their quaint white churched glory.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

The Old Mill shown in the opening credits of “Gone With the Wind” is actually fairly new, and was never a mill at all.

This ultra-modern home clings to the slope of the Hollywood Hills on a precarious stilt.

This grand mansion has starred in everything from Bones to Buffy.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

This stunning gothic ruin was a casualty of the Indiana steel industry crash.

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

Superfans of The Shawshank Redemption can take a driving tour of most of the films real locations.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

A roadside park in eastern Maine first marked the halfway point between the equator and North Pole with a brass pin in 1896.

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

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

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

A defunct all-girls college which may be the resting place of H.P. Lovecraft's real-life Necronomicon.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

Cryptid lake monster honored with its own monument.