With an area of ​​135,000 m² and 3,418 rooms (almost double that of Buckingham Palace or the Palace of Versailles), Madrid's Royal Palace is the largest royal palace in Western Europe and one of the largest in the world. It houses a valuable historical-artistic heritage, highlighting the set of musical instruments known as the Stradivarius Palatinos, and highly relevant collections of other disciplines such as painting, sculpture, and tapestry.