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

This Hindu temple is an architectural marvel designed and built according to ancient Indian principles.

A collection of human remains, animal body parts, and other macabre curiosities all legally for sale.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

Once the tallest building in Detroit, this Gothic church houses some of the oldest stained-glass windows in the country.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

Small ship votives hang from the vaulted ceiling of this port-side church with a Latin inscription on the wall.

Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.

A museum dedicated exclusively to the lore and history of ouija boards.

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

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

"Mock all and sundry things, but leave the saints alone."

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

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

The headquarters in Salem doubles as an occult art gallery.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

Three prestigious academic collections come together to create a world-class natural history museum.

A collection of full-size movie monsters opened to the public.

Museum dedicated to awful artwork.

The Boston square dedicated to the dark poet who was born nearby.

An eccentric inventor's castle home with its own indoor weather system.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

An enormous, inside-out glass globe built in 1935.