A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

What looks like a link in Gondor's early warning system is actually a centuries-old Italian fortress.

A medieval stronghold rising over the ruins of ancient Roman villas along Rome's southern coast.

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

Breathtaking and huge 430 year old maps of Italy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The final resting place of the poets Shelley and Keats.

Romans decided this 16th-century "talking statue" was so ugly, they named it after a primate.

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

Ancient ruins hidden underneath a modern luxury hotel.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A fake medieval village in the middle of Turin.

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

Fortified medieval tower house with lovely roof garden.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Pilgrimage site for star-crossed lovers.

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.

Water and windows define this defensive Italian well.

This deceiving white sand beach gets its brilliant hue from the chemical discharge of a nearby factory.

An 18th century fountain and two columns are all that remains of Rome's forgotten river harbor.