This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

The walls and streets of the ancient city are peppered with penises.

Ancient snack bar of the Roman Empire re-opened.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Macabre astrological automaton clock dating to the late 1400s.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

A Baroque mansion with ties to legendary magicians and alchemists.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

A dead saint, a deadly poison, and a mysterious holy ooze.

It's believed that these columns marked the end of the Via Appia.

A long-buried ancient ruin unearthed right in the middle of the city.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.