These magnificently sculpted tombs represent Spain's own legendary version of "Romeo and Juliet."

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

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

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

A series of recreated fortifications mark George Orwell's path through the Spanish Civil War.

A site where “the ravages of the war are more striking…than any other place in contemporary Spain.”

One of Europe's largest supercomputers is housed inside of a disused chapel.

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

A beautiful little museum hidden away in the heart of Barcelona holds a treasure trove of Ancient Egyptian artifacts

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

A place steeped in history that may be best known as the set of a 1960 film.

These 7,000-year-old cave paintings depict life in Neolithic Spain.

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

With a facade that measures just 107 centimeters, this five-story building is one of the skinniest in Europe.

This ancient amphitheater was restored in the early 1990s.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

Makers and sellers of the original and finest York Ghosts.

Follow the original medieval paths that wind through this intriguing section of the city.

One of the shortest streets in York has an especially odd name.

This medieval church is not only notable for its architecture, but also its connection with LGBTQ+ history.