This stretch of the ancient Roman road is preserved in a valley that witnessed many battles and legendary highwaymen.

Knights Templar are visible inside this stunning Cistercian abbey.

The hilltop town of Segni was once home to an ancient Roman colony and garrison.

At this medieval church, Thomas Beckett was cantonized as a martyr.

The ruins of this Roman temple dominate the small city in southern Lazio.

Only three columns survive from this ancient temple in the town of Cori.

Go inside to really appreciate this 500-year-old technological masterpiece.

Where Venice's gondolas go for a tune-up.

100 year tradition of fist fights, marked by marble footsteps.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

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

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

As can be expected from a centuries-old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

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

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

Two stone columns flank the grand Venice square, but there were supposed to be three.

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

A medieval house with mysterious alchemical inscriptions on its facade

This former papal residence was the site of an infamous incident known as the “slap of Anagni.”

The “Sistine Chapel” of the Middle Ages merges 11th-century science and religion in wondrous hues.

Although their purpose is unknown, these ancient Roman supporting arches showcase Hellenistic ingenuity.

A monument on the pavement marks the spot where two cultures that shaped Sarajevo come together.

This 15th-century Ottoman bridge was modified to keep up with the changing course of the river Erenik.