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

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

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

Part of the medieval watchtower is displayed in an otherwise ordinary parking garage.

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

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.

Earth's rocky history has rarely glittered so brightly as it does in this Spanish museum.

Shrapnel, dynamite, bullets and Franco couldn't destroy this bust, rescued and kept hidden as a family secret for over 40 years.

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.