Mountain where Jesus was first tempted by the Devil.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

A museum dedicated to the Spanish occult in a town that was terrorized by the Inquisition.

This cemetery features modernist statues as strange as its name.

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

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

A medieval weapon rumored to have been used by the brilliant poet himself.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

The mystic whose incorrupt corpse still attracts the faithful.

Charles Dickens was not a fan of the ghastly wall dressings in this 6th century church.

An enigmatic modern marker left next to a historic Roman site.

The skulls and bones of thousands of soldiers line the walls of this small Italian chapel.

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

"The prettiest love letters in the world" ... or so said Lord Byron.

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

Where Aleister Crowley taught magick in "La Chambre Des Cauchemars," his "Chamber of Nightmares."

This giant middle finger statue sends an unambiguous message to Italy's bankers.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.