Buckingham Palace
Buckingham Palace is the official London residence and administrative headquarters of the British monarch. With 775 rooms including 19 State Rooms, it has been the royal family's home since 1837. The palace opens to visitors during summer (July-September) when the Royal Family is away, offering tours of the lavish State Rooms used for official entertaining. The famous Changing of the Guard ceremony takes place in the forecourt, attracting thousands of visitors daily.