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.

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

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

A charming Spanish village sits atop this natural limestone overpass.

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.

Stunning Roman aqueduct used for 1900 years and still standing.

Mysterious Spanish catacombs of unknown origins.

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

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

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

This house's itty bitty size means no humans allowed.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

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

A landscape decorated with enormous skull sculptures.

This Funeral Hearse Museum represents the finest in cadaver transportation.

This Navarrese cave's history of witchcraft and pagan ritual is not just embraced, but recreated each year.

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

The studio of Catalonia's most famous theatrical designer remains exactly as he left it.

A Spanish forest is filled with mysterious stone carvings.

A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

This whimsical winery by Antoni Gaudí looks ripped from the pages of a fairytale.