A collection of old steam and diesel locomotives sitting in a fenced-off garden.

The first Italian factory to produce locomotives is now a marvelous museum.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

An Italian hillside ghost town.

Featuring the last fully walkable parapet walkway in Europe.

A Roman calendar dating to the first century is tucked away in a small town alley.

This former railway facility is the oldest in Slovenia, and now houses a museum showcasing the history of steam locomotives.

This 2,000-year-old Doric bridge is still open to pedestrian traffic to this day.

Numerous stone coffins from different centuries, lined up in a sixth century basilica.

Known for centuries as the famous Roman emperor's burial place, this monument is actually something else.

Its look is severe, but its location, isolated on a hill in the middle of the countryside, is particularly scenic.

An abandoned monastery sits on a far-off island in the Adriatic Sea.

This site marks the oldest known settlement in Campania, inhabited around 9,000 years ago.

A 150-year-old steam locomotive crosses the southern half of the island daily.

A striped 12th-century basilica sits in the countryside of Sardinia.

A colossal aqueduct from the second century B.C., deeply hidden in a gorge on the outskirts of Rome.

A seaside castle complex that stood through centuries of conquests.

The last surviving roundhouse in the United Kingdom also plays host to a popular annual beer and music festival.

Unbeknownst to most passersby, this marble statue standing outside an office building is a genuine piece of second-century Rome.

The last remaining predreadnought battleship in the world has been a museum for nearly a century.

Dozens of Soviet-era trains and carriages fill this outdoor museum.

Journey through the ruins of this ancient Roman temple dedicated to the god of war.

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

A 17th-century doorway in a small Sabine village is a portal into the mysteries of alchemy.