This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

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

An eerie collection of the surviving structures from a past celebration of the future.

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

Cliffside houses provide a spectacular view from their perch above the valley.

The final resting place of the great navigator, or maybe his brother.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

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