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

The world's largest sundial can cast a shadow more than 1,600 feet long.

A statue of a boy looks up at where the famous rival to the Leaning Tower of Pisa once stood.

One of the most important Celtic-Roman archaeological sites in Spain.

The biggest depiction of Don Quixote's love interest in the whole world.

A micro-communist utopia in Spain with no police, no mortgages and full employment.

A house covered entirely with shells.

This Michelin-starred restaurant sheds light on a rare period of cultural and culinary tolerance in Cordoba’s past.

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

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

Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.

Holding the current title of "biggest chair in the world," it stands with little fanfare in Lucena, Spain.

This abandoned mansion has a window for every day of the year, and is a temple for ghost hunters.

More than 70 detailed dioramas—including some rather nontraditional ones—fill this charming museum.

Built thousands of years ago, this wall is still part of the urban layout of this village.

Mysterious face-like images that appeared within an Andalusian house are surrounded by legends of the paranormal.

The highest peak in mainland Spain is said to be the final resting place of a Muslim king.

This abandoned, turn-of-the-century astronomy hub is now the subject of more photographs than it ever took.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Despite its grandiose name, this enigmatic first-century void under the town is no cave, and it's possibly not a palace either.

The extensive relics of an ancient Roman and Phoenician fish processing plant hide in a town park.

Bold black and white motifs of life and death add a dramatic flair to this 17th-century crypt.

Red, white, and blue painted steps along with a Union Jack celebrate the outcome of Gibraltar's 1967 referendum.

A complimentary beverage is offered to the bodega's resident rodents every day.