See replicas of Europe's most famous cave paintings and even some of the animals that feature in the art.

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

A wonderful collection of fossilized dinosaurs and other creatures that roamed the landscape millions of years ago.

The extensive relics of an ancient Roman and Phoenician fish processing plant hide in a town park.

A magnificent place to see authentic paleolithic cave paintings that are an astounding 33,000 years old.

This fascinating and poignant museum chronicles every imaginable aspect of Spanish colonialism in the Americas.

The atmospheric ruins of a historic church can be found on a hill above the city of Oviedo.

An abandoned airport in the middle of nowhere.

A subterranean relic of the Spanish Civil War hides below this picturesque park.

A historic Christian shrine nestled within a spectacular natural cave.

This small museum tucked within a subway station holds pieces from Madrid's past.

This small and often-overlooked museum holds some of Spain's finest artistic treasures.

Despite its grandiose name, this enigmatic first-century void under the town is no cave, and it's possibly not a palace either.

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

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

An ancient Roman theatre restored to its former glory in the Spanish city of Cartegena.

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

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

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

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

Earth's rocky history has rarely glittered so brightly as it does in this Spanish museum.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.