This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

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

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.

An iconic and controversial ancient Iberian funerary urn with a hauntingly penetrating gaze.

These ancient artifacts are a testament to the enduring significance of the bull in Spanish culture.

This embalmed man is one of the best preserved mummies from the Canary Islands.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

The remains of this misplaced church were moved here stone by stone.

One of Madrid's oldest trees, with a long and colorful history, resides in El Retiro Park.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

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

Commonly acknowledged as the only public monument to the Devil himself.

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

A lush indoor jungle fills this bustling Madrid transportation hub.

A pair of gigantic baby heads greet passengers at Atocha Station.

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

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

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

An automaton perched above an classic clock and watch store

Just like in Hollywood, Madrid has also a forgotten walk of fame.

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

This lucky bronze frog was gifted to Madrid by a casino.

Inside this church are the alleged remains of the patron saint of lovers, epileptics, and beekeepers.