The sunlight passing through the opening of this huge cave system creates a magical effect.

This is the oldest Roman-made bridge in the city still existing in its original state.

Nestled in the hills of Tuscany are gorgeous, multicolored hot springs.

Ride a boat through this magnificent underground world, which now doubles as a theater.

An Italian geologic wonder that served as the inspiration for the landscape of Dante's hell.

This ancient altar emerges from the thick forests to reveal the mysteries of Etruscan sacrificial rituals.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

Geometry and mystery come together in an epic show of octagonal masonry.

Ancient ruins hidden underneath a modern luxury hotel.

A sulfuric hellscape in southern Italy.

Ham is serious business at the Prosciutto Museum-Serious, delicious business.

This precariously perched fortress was once ruled by a crow-worshipping baron.

A magnificent waterfall is also home to the remains of a Roman hydraulic engineering system.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Ancient snack bar of the Roman Empire re-opened.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

Crossing this suspension bridge feels like walking through the sky, a fitting tribute to the head of the Apollo program.

Romans built the world's tallest artificial waterfall in 271 BC.

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

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

The oldest operating pharmacy in the world features 800-year-old recipes.

2300-year-old Roman road connecting the empire.

The middle finger of modernity.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.