Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The final resting place of New Orleans' most famous voodoo priestess.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

A sharp bend in a dramatic river canyon cut through red rocks.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Try not to get slimed in Tribeca.

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

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

France's most famous cemetery, with some of its most curious tombs.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

An artsy hidden staircase leads to breathtaking views of San Francisco.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

This curious, round temple is the oldest still-standing marble building in Rome.

The "Great Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.