Investiture II or another member of the royal family each year. A list of those to be honoured is published twice a year, in either the New Year Honours or the Birthday Honours. Approximately 25 investitures are held annually: most in the Ballroom at Buckingham Palace, although the Waterloo Chamber in Windsor Castle and the Palace of Holyroodhouse in Edinburgh, Scotland, are also used. In 2014 The Prince of Wales held an investiture at Hillsborough Castle in Northern Ireland. Investitures are also held in other Commonwealth realms, when the Governor-General acts on behalf of the Queen. The poem "The Investiture" by
Buckingham Palace entertained at garden parties, receptions, audiences, and banquets. Three garden parties are held in the summer, usually in July. The forecourt of Buckingham Palace is used for Changing of the Guard, a major ceremony and tourist attraction (daily from April to July; every other day in other months). The palace, like Windsor Castle, is owned by the reigning monarch in right of the Crown. It is not the monarch's personal property, unlike Sandringham House and Balmoral Castle. Many of the contents from Buckingham Palace, Windsor Castle, Kensington Palace, and St James's Palace are part of the Royal Collection, held in