Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

Kissing the ass of this stone lioness has become a rite of passage in the city of Girona.

Designed by Gustave Eiffel before his famed tower.

The grotto where Saint Ignatius of Loyola lived as a hermit for nearly a year.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

The unexpectedly beloved remnants of a controversial thermal power plant.

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

Turntable anonymously received orphans, alms, and groceries.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

An early 20th-century bullring converted into a modern shopping center.

A long strip of fossil-filled limestone makes up this natural bridge above a rushing stream.

One of Europe's largest supercomputers is housed inside of a disused chapel.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

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.

An ancient tower built during Roman times as a lookout post still stands to this day.

A Spanish forest is filled with mysterious stone carvings.