This bike path traverses the treetops.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

This bike path was sunk below water level for maximum wonder.

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

The childhood family home of Italian Marxist theorist and politician Antonio Gramsci.

The 1940s structure houses what was once Europe's largest telescope.

A founding document of the European Union was written on an island where Roman emperors once banished women.

This old medieval prison tower has been a site of astronomical research for more than 250 years.

This small but lovely sinkhole lake is the last remnant of a great prehistoric water basin.

A lavish 16th-century mansion filled with spectacular staircases, fantastic frescoes, and gorgeous gardens.

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

Contrary to what its name suggests, you won't find any bunnies here.

When a massive landslide hit one of the world's tallest dams it created a tragic environmental disaster.

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

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

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

Windblown rock formations in an ancient Roman quarry.

A magnificent Neogothic tomb hides within this Italian fairytale-like forest.

A dreamlike medieval church dug into the tuff rock, with unusual carvings and possible traces of the Templar knights.

A climbing route in the mountains of Italy’s Dolomites, built for soldiers during World War I.

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

The abandoned ruins of a failed resort hide on this verdant, picture-perfect island.

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

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