Bold contestants slide in a rice paddy behind two charging bulls.

Designed to celebrate the queen's 40th birthday.

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

This narrow path was cut right into a French mountainside to feed the country's early naval expansion.

A well-preserved medieval village nested on a rocky outcrop and surrounded by a network of cliffs, natural bridges and canyons.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

An arresting arch punched straight through a mountain provides one of the most scenic spots, and challenging climbs, on the planet.

The ruins of a bombed medieval village memorialize the destruction of the Spanish Civil War.

Wonderland replication in progress by one persistent man.

A darkly erotic open-air statuary in Catalonia.

Village situated on a narrow volcanic escarpment.

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

Religious dwelling in a Spanish volcano.

An isolated village literally built into the crevices and rock formations of a mountain.

A Romanesque tower appears when water levels drop.

This magical space partly designed by Antoni Gaudi is one of the best examples of romantic gardening in the Mediterranean.

Remote ruins of a 2,400-year-old Iberian settlement.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

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

The former 1920s mansion of a prominent Catalan developer was used as the Soviet Embassy during the Spanish Civil War, and there is still a bunker below the garden.

An architect transformed this abandoned cement factory into his castle-like workshop.

This abandoned racetrack looks like it is set to hold competitions in the apocalypse.

This imposing modern citadel started out as a home renovation project.

Stroll through Welsh history in a village of reconstructed structures.