The mysterious remains of a martyred teenage saint are venerated inside a small country chapel.

Remnants of the rich history of fish salting in this ancient Mediterranean port town.

Fascinating exhibits of prehistoric and ancient artifacts displayed with a uniquely modern touch.

A well-restored ancient archaeology site gives a real feel for life during the Roman age.

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

An abandoned socialist utopia built in the late 19th century.

Eccentric sculpture garden brings Basque mythology to life.

Part of the medieval watchtower is displayed in an otherwise ordinary parking garage.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

Living towers made of people that are now recognized by UNESCO.

A house covered entirely with shells.

Archaeological site of Iberian people ruins.

Hundreds of caves once used to store grains and animal feed.

Lava stone structures possibly dating back to the 19th century may have been a stopping point for voyagers between ancient Egypt and the Mayan Civilization.

Semi-mystical manmade towers of rocks decorate this rocky seaside.

Giant topiary dog once played a role in a terrorist bomb plot.

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

This remarkable prehistoric town is full of watchtowers and houses that have withstood thousands of years.

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

Geological storytelling.

An ancient Roman theatre restored to its former glory in the Spanish city of Cartegena.

The oldest Roman lighthouse still in use.

In the fictional world of Kcymaerxthaere, celestial wonders marked a portal to a powerful route of travel at this site in Madrid, Spain.

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