A pre-Hispanic pyramid in the middle of a tourist district in the Canary Islands.

The world's most elegant power lines.

These abandoned country fairgrounds are filled with replicas of Spanish monuments.

An abandoned airport in the middle of nowhere.

This Canary island is a quintessential example of nature’s beauty, and its unbridled fury.

This small Spanish village still pays homage to the Spaghetti Western films that were shot there in the 1960s.

Possibly the oldest masonry dam in all of Europe.

Walls of stone rise up from sinkholes caused by underwater erosion.

A long strip of fossil-filled limestone makes up this natural bridge above a rushing stream.

Indigenous cultures believed all life would end if this enormous rock toppled.

Sanctuary on a ridge near an ancient shrine to a "Black Madonna" built by the founder of Opus Dei.

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

An old wool-washing house filled with Fluxus contemporary art.

This historic electric train has operated with regularity since the early 1900s.

This multi-level, aqueduct-footbridge hybrid is one of the greatest works of the Spanish Renaissance.

This ancient Visigothic church might hide an ancient treasure.

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

An impressive home made of stone, carved more than a century ago.

These wooden balconies that are both decorative and functional.

The building hides in plain sight in Ribadavia's historic Jewish quarter.

A fiery-red region of scooped out land still largely untouched by civilization, tourists or otherwise.

If you like Art Deco you will love this bridge.

A dictator's failed public works project has been reborn as two linked trails through spectacular scenery.

Originally planted by the ancient Carthaginians, this sprawling palm grove is one of the largest in the world.