Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

A popular legend claims that the famous pizza was invented at a restaurant in this alley.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

These bronze horses on the gates of the Royal Palace of Naples were a gift from a Russian tsar.

This 17th-century passageway is home to numerous bookshops, a witch legend, and the oldest pizzeria in the world.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

Ancient snack bar of the Roman Empire re-opened.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

A narrow opening between the mountains of the Amalfi Coast creates a scenic hidden beach.

This medieval city gate is now a blend of the past and the modern world.

San Gennaro, the patron saint of Naples, greets pedestrians between these narrow city streets.

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

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Erotic art covers the walls of the largest ancient pleasure palace.

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

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

One of the most haunted places in London...or is it?

A statue honoring a preeminent 19th-century dandy and important figure of men’s fashion.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

The famous polar explorer stands outside the Royal Geographical Society's headquarters.

This ancient spring in central London was featured in a Peter Pan story.