Places karenwanpharmd Wants to Go

Abandoned Nazi train station turned underground astroparticle laboratory.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

Peek into a cave of giant, glimmering crystals.

Mysterious Spanish catacombs of unknown origins.

A subterranean relic of the Spanish Civil War hides below this picturesque park.

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.

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

Of course Salvador Dalí lived in a castle...

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

18th century anatomical amphitheater of the Royal College of Surgery of Barcelona.

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

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

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

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

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

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

A once-secret library of Freemason history in Catalonia.

Village situated on a narrow volcanic escarpment.

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

A landscape decorated with enormous skull sculptures.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

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