The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

Statue dedicated to the star of an old television show.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

One of Frank Lloyd Wright's final works was this UFO church.

Restaurant in Northern Wisconsin comes with a unique feature: a grassy roof covered in living goats.

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

These three pillboxes still remain as a witness of the Spanish Civil War in a park of Madrid.

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.

Five million people are laid to rest here, more than the population of Madrid itself.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

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

An iconic and controversial ancient Iberian funerary urn with a hauntingly penetrating gaze.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

A lush indoor jungle fills this bustling Madrid transportation hub.

This demon atop the Notre-Dame de Paris looks utterly bored.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

Site of a classic 19th-century physics experiment to prove the earth is rotating.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Paris' linguistic guide to the international language of, yes, love.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A surreal statue honoring Prague's favorite literary son.