Ancient snack bar of the Roman Empire re-opened.

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

Gigantic mosaic sculptures of the figures on Tarot cards fill this colorful Tuscan garden.

The astonishing collection of an infamous criminologist.

Dramatic sea stacks adorn the coast of this small village on the Adriatic coast.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

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

A Nesting Doll of Churches.

Crushed coral and crystals give the sand its signature coloration.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

Five candy-colored villages on the Italian Riviera.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

The glowing blue Nymphaeum of Emperor Tiberius.

Architectural monsters are devouring this palace's every door and window.

Thousands of well-dressed mummies below a monastery.

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