This 19th-century fountain's namesake animal isn't what you think it is.

Giant topiary dog once played a role in a terrorist bomb plot.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A pair of gigantic baby heads greet passengers at Atocha Station.

An ancient Egyptian temple in the middle of Madrid, Spain.

The remains of a convent turned military barrack in the heart of Madrid.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Cliffside houses provide a spectacular view from their perch above the valley.

Two large eyes painted anonymously on a mountain overlooking the city pay homage to an old legend.

This house's itty bitty size means no humans allowed.

Vibrant street art created with mixed media.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

An archaeological treasure trove towers over the valley of Chiavenna.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Go inside to really appreciate this 500-year-old technological masterpiece.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

Heralded as one of the prettiest castles in all of Czechia.

Tiny communists hammer away on the Olomouc Astronomical Clock.

Mummified monks and the accidentally interred, in a 17th-century crypt.