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

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

These bronze horses on the gates of the Royal Palace of Naples were a gift from a Russian tsar.

Was this cave created by Hercules's wrath, the devil, or volcanic activity?

This medieval Italian village was transformed into an architectural marvel by the famous "Papessa" Donna Olimpia.

This war memorial commemorates some of the world's first paratroopers.