Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

The ancient tomb acts as a calendar that keeps perfect time.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

A 16th-century horror show built in a lovely Italian garden.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

Renaissance villa and gardens complete with a tormented colossus.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

The glowing blue Nymphaeum of Emperor Tiberius.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

This Italian foot path winds through the mountains via 52 individual tunnels.

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

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

The bomb-ravaged remains of of a colossal Neptune.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

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

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

A star-shaped fortress town fort built in the geometric model of the Renaissance utopian city.

Water and windows define this defensive Italian well.

The highest waterfall in Italy is only "turned on" five times a year.

The steel cable lets adventurers zoom between two mountain towns at speeds of up to 75 miles per hour.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

The world's only flying boat museum honors a small Irish village that sent 20th-century aviation to new heights.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.