Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Stuck in the middle of a modern Madrid city block are the remains of a 19th century sports complex.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

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

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

The earliest known map to show America, discovered by accident at a Paris bookshop.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

In the fictional world of Kcymaerxthaere, celestial wonders marked a portal to a powerful route of travel at this site in Madrid, Spain.

An ordinary pond with fish from out of this world.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

The original "capsule building" is a masterpiece of Metabolist architecture.