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

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

Week-long block party becomes a competition for the best decorated street.

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

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

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

Built to power trains, the engines in this building provided the entire city of Madrid with electricity during the Spanish Civil War.

The camera-toting gargoyle juts out from the exterior of a Gothic cathedral.

The surviving remnants of a destroyed medieval church now stand in a public park.

Numerous sculptures set along hiking trails symbolize and idealize the relationship between man and nature.

A vault of safe-deposit boxes in an old bank has been repurposed as a time capsule of Hispanic culture.

The walls of these four caverns are filled with art that dates back to the earliest human presence in Europe.

The largest medieval water tank on the Iberian Peninsula is preserved beneath the Cáceres Museum.

A reproduction of the famous prehistoric cave paintings is hidden underground at the National Archaeological Museum.

An eerie collection of the surviving structures from a past celebration of the future.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

Two large posteriors in one giant statue.

A road that winds through this natural cave is the only way to access the small, appropriately-named village of Cuevas.

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

The much-loved protagonist of famed Argentinian comics can be found sitting on a park bench.

This historic electric train has operated with regularity since the early 1900s.

This enchanting natural park is a magical example of a temperate rainforest in Europe.

The chefs at El Diablo use heat generated by an active volcano to cook the food.