The Royal Palace of Brussels — Palais Royal de Bruxelles in French — is the official palace of the King and Queen of Belgium, functioning as the administrative and ceremonial nucleus of the Belgian monarchy. It stands at the southern end of Brussels Park on the Rue Brederode, directly facing the neo-classical Place Royale. Though it carries a regal presence across its 300-metre neoclassical façade, the palace is not the private residence of the royal family; since the reign of Leopold I, Belgium's first king (1831–1865), the royals have lived at the Palace of Laeken on the city's outskirts, using the Brussels palace strictly for official duties, audiences, and state functions.
The site carries layered history stretching back centuries. The original Coudenberg Palace, a grand Gothic residence of the Dukes of Brabant, stood on this hill from the 12th century and was one of the most important princely courts in medieval Europe — it hosted Charles V, Holy Roman Emperor, who abdicated here in 1555. That palace was devastated by fire in 1731, and its ruins were gradually buried as the upper town was replanned. Construction of the current Royal Palace began at the end of the 18th century, incorporating two aristocratic mansions. The building was substantially enlarged and given its imposing unified neoclassical façade under King Leopold II between 1904 and 1912, transforming it into the grand structure visible today. Remarkably, the monumental vaulted cellars of the original Coudenberg Palace still survive beneath the Place Royale and can be visited separately as an archaeological site.
Inside, the palace contains a sequence of opulent state rooms used for royal receptions, credential ceremonies for ambassadors, and official lunches. The most celebrated interior is the Mirror Room (Salle des Glaces), whose ceiling was redesigned in 2002 by Belgian artist Jan Fabre — he covered it entirely with the iridescent wing cases of approximately 1.4 million jewel beetles (Sternocera aequisignata), creating a shimmering, living-green surface that is unlike any royal ceiling in Europe. Other highlights include the Empire-style Throne Room, the grand staircase, and a series of 19th-century paintings documenting Belgian history.
Since 1965, a beloved tradition has seen the palace open its doors to the public each summer, beginning after Belgium's National Holiday on 21 July and running through early September. Entry is free of charge, though timed tickets must be reserved in advance, particularly for weekends. Visitors are advised to book tickets on the official Belgian Monarchy website as soon as the summer dates are announced, typically in late spring. The palace is a short walk from Brussels Central Station and sits within easy reach of the Mont des Arts viewpoint and the Place Royale — making it a natural anchor for a full afternoon exploring Brussels' historic upper town.