Wonderland replication in progress by one persistent man.

This cemetery features modernist statues as strange as its name.

A windswept necropolis carved into the rocks overlooks the "most Portuguese town in Portugal."

The world's first electric battery-powered submarine.

Long tunnels run under the ancient chariot racing circuit to the tower.

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

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

This 47-story "M" needed 20 years to be completed

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

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

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

Spain's stunning solar energy plant.

The oldest Roman lighthouse still in use.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

Rare karst landscape eroded from a flat seabed.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

The world's largest wooden structure.

Mysterious Spanish catacombs of unknown origins.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

This Navarrese cave's history of witchcraft and pagan ritual is not just embraced, but recreated each year.

A Spanish town built into the cliffs.

A landscape decorated with enormous skull sculptures.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

An ancient Egyptian temple in the middle of Madrid, Spain.