Perugia, Italy
Rocca Paolina
Medieval streets buried beneath a papal fortress now form an underground city you can walk through.
Places I want to go
Places on this traveler's wishlist.
Perugia, Italy
Medieval streets buried beneath a papal fortress now form an underground city you can walk through.
Fermo, Italy
A 2,000-year-old engineering wonder hides beneath an Italian town.
Valletta, Malta
Both the World War II Allied Forces and NATO have used this modern bunker underneath Malta’s capital.
Taşkuyu, Turkey
This 470-meter-long dripstone cave was discovered by chance in 2006.
Cabins, West Virginia
Spectacular mineral formations fill these caves, which have been used for everything from smoking meat to stashing illicit liquor.
Naples, Italy
Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.
Naples, Italy
A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.
Puebla, Mexico
A 500-year-old series of tunnels long believed to be folkloric was uncovered beneath the streets of Puebla.
Bač, Serbia
A well preserved medieval fortress in Vojvodina.
Massa Lubrense, Italy
A crumbling watchtower and a lighthouse overlooks the site believed to be the Sirens' cliff in the "Odyssey."
Corrubbio, Italy
Sleep amongst an abundance of art from the modern era.
Rocca Sinibalda, Italy
This unusually shaped fortress houses a blend of centuries-old frescoes and modern art.
Astura, Italy
A medieval stronghold rising over the ruins of ancient Roman villas along Rome's southern coast.
Balsorano Vecchio, Italy
This castle was once an Italian horror cinema star.
Roccascalegna, Italy
This precariously perched fortress was once ruled by a crow-worshipping baron.
Ascoli Piceno, Italy
According to a local legend, this bridge was constructed by an astrologer with the help of the devil.
San Diego, California
An inconspicuous footbridge beloved by San Diego locals.
Sakaiminato, Japan
This bridge is so steep it looks like a rollercoaster.
Mousehole, Cornwall, England
The harbour of this Cornish village is illuminated by thousands of lights every Christmas season.
Villaspesa, Spain
The geomorphology of the Turia Valley could easily be mistaken for Utah or Arizona.
Mexican Hat, Utah
This balancing rock is one of Utah's most unusual geological formations.
Lecce, Italy
An eccentric artist's abode in this small Italian town has been transformed into a surreal temple of mosaic madness.
Théoule-sur-Mer, France
Avant garde house of Pierre Cardin on the Cote d’Azur.
Royse City, Texas
This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.