The oldest vestiges of Madrid found here, have been incorporated into this new museum.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

The fragmented remains of a massive public bath connected to the city's water supply.

An homage to the first Spanish cyclist to win the Tour de France.

The water of this well in Toledo lost its sweetness after the death of a young love.

At least according to the Guinness World Records.

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

The ruins of an ancient stadium that hosted gripping chariot and horse races.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

This grand gate once marked the entrance to a military barracks.

Along the pavement of this neighborhood in Madrid are quotes from famous authors.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

The Spanish king's private bathroom embraced the idea of a porcelain throne.

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

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

This little sun pays homage to a massive gate that once stood at this location.

A haven for book enthusiasts across the street from Retiro Park.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

Automatons that were once removed after one fell from the building.

The remains of a convent turned military barrack in the heart of Madrid.

A masterpiece of Rationalist architecture in the center of Madrid with lizards on it.

One of the best examples of the modernist movement in Madrid.

Known as the Casa de las Siete Chimeneas, this haunted 16th-century manor has a dark, mysterious past.

Once a resting spot for King Fernando VII.