After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

Built thousands of years ago, this wall is still part of the urban layout of this village.

Hidden under a center for the elderly are the dungeons which were used during the Spanish Inquisition.

This "grandfather" eucalyptus is one of the tallest trees in Europe.

The oldest vestiges of Madrid found here, have been incorporated into this new museum.

A neighborhood represented by an apparent geocentric and flat-earth model of the Solar System is hidden in the subway of Madrid.

An unexpected homage to 90s celebrities hidden in a corner of Ibiza.

The largest and best preserved necropolis in the Western Mediterranean.

Housed in a stunning Victorian building, this museum has the largest exhibition of knives, blades, penknives, and scissors in Spain.

The Spanish king's private bathroom embraced the idea of a porcelain throne.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

With a facade that measures just 107 centimeters, this five-story building is one of the skinniest in Europe.

King Carlos IV laid the first stone during construction of this chapel.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

Sometimes called the Banksy of Madrid, Muelle was a pioneer of street art in the Spanish city.

Many miles south of Loch Ness, a similarly-named sea monster stands at the center of a roundabout.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

The camera-toting gargoyle juts out from the exterior of a Gothic cathedral.

A road that winds through this natural cave is the only way to access the small, appropriately-named village of Cuevas.

A small museum displays some of the artifacts discovered during a subway station renovation.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

A historic castle that served as a backdrop to part of an elaborate extraterrestrial hoax.

The cave where Saint Genadio meditated and played chess.

Built to power trains, the engines in this building provided the entire city of Madrid with electricity during the Spanish Civil War.