This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

The only museum with its curator—and her pets—buried inside.

Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This ancient market is often referred to as the oldest shopping mall in the world.

A huge enchanting public park just outside the ancient walls of Rome.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

2300-year-old Roman road connecting the empire.

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

Ancient snack bar of the Roman Empire re-opened.

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

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

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.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

The mummified relic of St. Antoninus.

Europe's largest prehistoric mound – burial site of a legendary king?

Famously misunderstood wonder of the ancient world

The granddaddy of English geoglyphs dates back to the late Bronze Age.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

The oldest residential street in Europe also features an optical illusion.

This astronomical clock is the second oldest in England.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

Fascinating town where normal life interfaces with the occult.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.