Spain's largest bullring offers a unique glimpse at architecture and history.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

Drink the 'Blood of Christ' in this Roman Catholic fever dream.

An underground spring in a labyrinthine cave system, decorated with stalagmites and stalactites.

The cathedral of a controversial, conservative, schismatic sect that declared the Catholic Church heretical and founded its own succession of popes.

Spain's stunning solar energy plant.

The Roman city was the birthplace of various emperors and is home to one of the empire's most impressive architectural feats.

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

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

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

A 16th-century Andalusian palace.

Hidden behind a wall, Spanish nuns distribute their signature sweets on a revolving tray.

The world's largest wooden structure.

A monument to one of the greatest matadors of all time.

The current seat of the Parliament of Andalusia was once the epicenter of the Great Plague of Seville.

Rumored to be a giant robot in disguise, this colossal chef has been the beloved symbol of Tokyo’s kitchenware district for decades.

A 20-meter (65-foot) robot towers over Tokyo Bay.