Orders, decorations, and medals of the United Kingdom at each Investiture. The Queen usually conducts the investitures, although the Prince of Wales, The Princess Royal or, more recently, the Duke of Cambridge also hold some investitures on behalf of the Queen. During the ceremony, the Queen enters the ballroom of Buckingham Palace attended by two Gurkha orderly officers, a tradition begun in 1876 by Queen Victoria. On duty on the dais are five members of the Queen's Body Guard of the Yeomen of the Guard, which was created in 1485 by Henry VII; they are the oldest, but not most senior, military corps in the United Kingdom. Four
Palace of Westminster rooms and bars; the first floor (known as the "principal floor") houses the main rooms of the Palace, including the debating chambers, the lobbies and the libraries. The top-two floors are used as committee rooms and offices. Some of the interiors were designed and painted by J. G. Crace, working in collaboration with Pugin and others. For example, Crace decorated and gilded the ceiling of the Chapel of St. Mary Undercroft. Instead of one main entrance, the Palace features separate entrances for the different user groups of the building. The Sovereign's Entrance, at the base of the Victoria Tower, is