This mesmerizing medieval monastery-cave complex sits thousands of feet above ground overlooking a valley.

Come for the fish sundae, stay for the collection of Studio Ghibli cat buses.

Τhis feline monument commemorates fallen soldiers on a field that saw many, many battles.

A striped 12th-century basilica sits in the countryside of Sardinia.

To fit bodies into this Renaissance crypt, they were first left to decompose in the crypt's rotting room.

One of the most valuable palace-garden complexes in the eastern borderlands—and one of the most haunted.

A schoolhouse and chapel are all that remains of this alpine village.

The ruins of this medieval castle on a foggy hill tell the story of a once-mighty empire.

This former lifeboat house now used by a funeral service was the site of a 19th-century boating tragedy.

The oldest continuously operating pharmacy in Europe.

This tower is all that remains of a 19th-century schoolhouse that became a famous music venue before its destruction.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

A flight of this "ghost staircase" has 40 steps on the way up, but only 39 steps on the way down.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

This Aztec structure remained hidden until the demolition of a supermarket exposed the lost temple.

The legacies of two historic Black American institutions live on in this unassuming brick building.

This Kyoto Starbucks takes coffee drinkers back in time.

The statue honors a beloved bird that once roamed St. George's Market.

According to tradition, King Phillip II supervised construction of the seat of his empire from this seat carved into rock.

A cool dive bar, off the beaten track.

After this medieval Serbian fresco was hidden for centuries, an image of it became one of the first to be sent into space.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

One of the last remaining covered bridges in the province of Ontario.

Old vessels have been transformed into artistic canvases in this unusual cemetery.