The ruins of an abandoned church loom within a picturesque Ukranian village.

This derelict superstructure was a very important warning system for the Soviet military.

A subterranean Holocaust refuge within one of the world's longest cave systems.

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

On rare days, this abandoned castle's gatekeepers open its doors, revealing the eye-popping splendor hidden inside.

A fossil of a 30 million-year-old fish is unexpectedly hidden thousands of feet above sea level.

Inscriptions found in the Majella mountains reveal stories of resistance and rebellion after the unification of Italy.

A haunting collection of sunken wooden barges litters this Italian river bend.

A wild annual race in Sardinia re-enacts Constantine's victory in Rome.

This garden among the Florentine hills is complete with a meditation path and works of poetry.

The ruins of a medieval village that was abandoned after a 19th-century inferno.

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

One of the earliest relics of Italian art is this ornately equipped stone soldier.

A cone-shaped top and cylindrical body set this 900-year-old structure apart from other Italian bell towers.

A two-hour hike in the Orfento Valley leads to the remote ruins.

The marshy karst plain has reclaimed this beautiful 17th-century church.

Claude Monet immortalized this medieval bridge in two of his paintings.

Italian director Pier Paolo Pasolini fell in love with this lonely 13th-century tower while making his most famous film.

The hermit's humble home is hidden near the forested peak of Monte Marrone.

The oldest scientifically dated tree in Europe lives on a remote cliff.

A mysterious stele of unknown origin sits on the peak of this curious mountain.

This serene, turquoise lake in an extraordinary nature reserve showcases a rare natural phenomenon.

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