This dreamy street will transport you to wintertime in Victorian England.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

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

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Stuck in the middle of a modern Madrid city block are the remains of a 19th century sports complex.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

A kaleidoscopic warehouse-maze of handmade neon signs.

One of London's oldest houses contains a mixture of both old and modern features.

A decommissioned tube carriage within a London museum hosts a regular pop-up supper club.

Crumbling crypts and overgrown graves rise just out of arm's reach in this forgotten Buenos Aires graveyard.

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

A magnificent, long-abandoned castle built in the wake of the reconquest of Spain.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

Hidden behind a wall, Spanish nuns distribute their signature sweets on a revolving tray.

The most elaborate of 12 medieval arched doorways to the old city of Burgos.

A delightful museum devoted to the history of books.

The ruins of an ancient stadium that hosted gripping chariot and horse races.

Remarkably intact Roman stone fortifications have encircled this Spanish city for centuries.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

The hidden ruins of an old hydroelectric plant reclaimed by nature.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.