This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

The glowing blue Nymphaeum of Emperor Tiberius.

Pompeii's less famous neighbor is still revealing her secrets.

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

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

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

Nobles would stage mock naval battles on this large lake at the Royal Palace of Caserta.

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

Romans built the world's tallest artificial waterfall in 271 BC.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

A 16th-century horror show built in a lovely Italian garden.