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

Inside this church are the alleged remains of the patron saint of lovers, epileptics, and beekeepers.

These ancient artifacts are a testament to the enduring significance of the bull in Spanish culture.

These three pillboxes still remain as a witness of the Spanish Civil War in a park of Madrid.

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

A towering monument in Spain has proven to be more labor-intensive than initially planned.

This influential Renaissance-era library was once the haunt of kings and monks.

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

Whimsical sculptures and caves chiseled by nature over the millennia.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

The most elaborate of 12 medieval arched doorways to the old city of Burgos.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

This Gothic church houses ornate royal tombs and a magnificent gilded altarpiece.

A magnificent, long-abandoned castle built in the wake of the reconquest of Spain.

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

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