A science fiction-inspired apartment building designed by a famous Spanish architect.

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

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

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

In the fictional world of Kcymaerxthaere, celestial wonders marked a portal to a powerful route of travel at this site in Madrid, Spain.

Of course Salvador Dalí lived in a castle...

One of the largest ossuaries in Spain is packed from floor to ceiling with bones.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

A once-secret library of Freemason history in Catalonia.

A charming Spanish village sits atop this natural limestone overpass.

The earliest known map to show America, discovered by accident at a Paris bookshop.

The abandoned ruins of a beautiful medieval castle just outside Barcelona.

Stunning Roman aqueduct used for 1900 years and still standing.

A completely underwater art museum sends a stark message about humans' impact on the environment.

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

This awesome Spanish castle is so fantastical it was actually used on Game of Thrones.

The world's largest wooden structure.

The final resting place of the great navigator, or maybe his brother.

Village situated on a narrow volcanic escarpment.

The morbid items in this small and hidden museum are not for the weak stomached.

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

A Spanish town built into the cliffs.