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

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

The headquarters in Salem doubles as an occult art gallery.

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

The only structure left with direct ties to the Salem witchcraft trials of 1692.

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

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

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

The corpse bride of Portugal.

Perhaps the most spectacular grotto along the Algarve coastline.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

The stunning interior of this Gothic church is covered in ornate gold details.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

This small chapel is built of human bones and decorated with a golden skeleton.

The 18th-century church's stained-glass windows tell the story of the Haudenosaunee people.

A touching tribute to the "Wonky Donkey."

The remains of the oldest bone-headed dinosaur in North America.

Known as "Toronto's Flatiron."