With over 10,000 lights, this engineering marvel lights up the city after dark.

An iconic Soviet statue of working-class people.

Monks in the empyreal Alazani River valley have preserved their 1,000-year-old winemaking tradition.

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

An all-American grocery store in Paris sells U.S. "cuisine" like Pop-Tarts and Heinz ketchup to homesick ex-pats.

If you ever wanted to touch a medieval mercenary’s three testicles, look no further.

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

A reconstruction of a classic mansion on the island of Delos was designed for a historian and archaeologist.

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

A glamorous hotel that once accommodated French resistance fighters and concentration camp survivors.

The first Italian factory to produce locomotives is now a marvelous museum.

Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.

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

An unusual "skull with ears" sits in the crypt of this small church tucked away at the end of a narrow alley.

The Neapolitan Cult of the Dead still cares for the skulls at this mini-Fontanelle.

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

These "anatomical machines" are only one of the many strange items in this Italian crypt.

This seaside pine grove features an exclusive watchtower that presents amazing views.

A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

Home to what was once considered the largest gate in central Asia.

The remains of the last Gonzaga villa, a luxurious palace built in spite of an economic crisis.

An abandoned cable car station located on the Danube stands like a haunted house above the river.

This plaza is home to a number of works, including Montpellier‘s own Arc de Triomphe.

The seat of the Mantua bishop holds many secrets within its walls.