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

This medieval Italian town is a sheer (and beautiful) cliffside defense.

One of Rome's most picturesque and original bridges was also a popular choice for Grand Tour artists.

Hidden within this iconic mountain are a set of World War II bunkers once used by German forces.

This curious, round temple is the oldest still-standing marble building in Rome.

In the early Roman Empire, people deemed traitors and criminals were tossed to their deaths from this rock.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

A forgotten "city of water" underneath the famous Trevi district.

This hidden alley near the location of Rome's first theater was the site of a curious miracle.

This ancient trail climbs the mountain where a Latin League cult worshipped Jupiter, its main deity.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

An Italian ghost town that fought obscurity, until a mysterious illness brought it to its knees.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

This delightful little museum is dedicated to only one thing: pasta.

A fairy tale castle in modern Rome.

Jesus' footprints and the first catacombs in the world.

The underground sanctuary of a mysterious ancient cult.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

An alchemist's "magic door" stands in the middle of a Roman park.

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

An Italian hillside ghost town.