A breathtaking canyon offers stunning views and frightful pathways through an ecological paradise.

A darkly erotic open-air statuary in Catalonia.

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

This ancient Spanish castle sits high upon a hilltop.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

The oldest Roman lighthouse still in use.

"Alleys of Stone" form natural mazes in Spanish natural park.

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

Devastated landscape used for hundreds of years by the Romans as their primary mining site.

A site where “the ravages of the war are more striking…than any other place in contemporary Spain.”

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

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

Rare karst landscape eroded from a flat seabed.

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

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

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

18th century anatomical amphitheater of the Royal College of Surgery of Barcelona.

Moorish signal station on a stratgic rocky outcrop.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

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

Mysterious Spanish catacombs of unknown origins.

Of course Salvador Dalí lived in a castle...

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