Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

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

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

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

This lucky bronze frog was gifted to Madrid by a casino.

Volcanic rocks ground down into sand make this Spanish beach as black as night.

This enormous censer uses a pulley system installed over 400 years ago.

A historic Christian shrine nestled within a spectacular natural cave.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

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

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

The ruins of an ancient stadium that hosted gripping chariot and horse races.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

A contemporary art installation housed within a Gothic cathedral.

An eerie collection of the surviving structures from a past celebration of the future.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

An eccentric collection of antique items shares space with a prop-quality witchcraft museum.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

The final resting place of the great navigator, or maybe his brother.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

A lush indoor jungle fills this bustling Madrid transportation hub.