An outsider folly near Madrid.

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

This 7,000-year-old megalithic wonder covered by a Franco-era reservoir emerges in times of drought.

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

The streets of a sleepy Spanish town proudly exhibit some of the world's finest graffiti.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

A historic Christian shrine nestled within a spectacular natural cave.

Translating as "The Jump of the Girlfriend," this stunning waterfall has a tragic legend behind it.

This enchanting natural park is a magical example of a temperate rainforest in Europe.

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

The Gaudí-inspired building that was the start of Terrassenc modernism.

This species of wild goat stars in witchy legends and frolics among the park's eerie rock formations.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

Blue-green pools and smooth stones comprise one of Spain’s most idyllic hidden wonders.

This remarkable prehistoric town is full of watchtowers and houses that have withstood thousands of years.

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

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

A medieval village holds a very modern hotel.

Giant granite sculptures representing family on the northern coast of Spain.

Famed architect Antoni Gaudi built this generous thank you gift to a friendly host who housed him during a job.

Abandoned waterpark turned counter-culture mecca.

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