Stunning ruins of what was once the center of one of the greatest empires in East Africa.

Rare signs of the former Soviet Union in the Caribbean, though not where you'd expect them.

Italy's third-largest Roman arena gives a peek into the underground operations beneath the ancient spectacles.

For centuries, this large Roman villa remained hidden thanks to the eruption that buried nearby Pompeii and Herculaneum.

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

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

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

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

This amazingly preserved Doric temple was abandoned before it was ever completed.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

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

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

A sulfuric hellscape in southern Italy.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

Venice's island of the dead.

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

Italian cave with exceptional acoustics and an unsavory history.

Ancient snack bar of the Roman Empire re-opened.

The world's most active stratovolcano is almost always erupting.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

Virgil's many-mouthed gateway to the underworld.