A New York–based physician returned home to Spain to build his own elaborate monument to Christopher Columbus.

In Spain, the ruins of a Roman military camp sit along a flooded section of a river.

Abandoned tunnels dug for the once-thriving sea salt industry on the coast of southern Spain.

These magnificently sculpted tombs represent Spain's own legendary version of "Romeo and Juliet."

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

This postmodern apartment block was designed to be a vertical neighborhood.

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.

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

This Funeral Hearse Museum represents the finest in cadaver transportation.

This cemetery features modernist statues as strange as its name.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Three bridges and one giant canyon make up this fantastic Spanish settlement.