The world's largest wooden structure.

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

Spain's stunning solar energy plant.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

A site where “the ravages of the war are more striking…than any other place in contemporary Spain.”

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

A Spanish artist builds his own castle.

This abandoned naval battery stood at the ready as recently as the 1980s.

Pagan monument converted to Christianity with the population.

An ancient tomb that still stands in Portugal.

A chunk of the "true cross" is held in this small Portuguese church where modern day exorcisms are said to be common place.

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

A neolithic tomb converted into a tiny chapel.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

An honorary saint of the people, Maria Adelaide became an incorrupt corpse, the clothes intact, exhaling “a strong scent of roses.”

An abandoned mine now resembles a post-apocalyptic landscape of derelict buildings and blood-red pools of water.

A garden in Lisbon filled with giant porcelain creatures.

This crumbling Portuguese ruin overlooks the populace it once ruled.

A small Portuguese cottage formed between boulders in the countryside.

A submerged village appears when dam levels drop.