It has been the Queen's official home and the residence in London since 1837.
It is near St James's Park*.
There are 775 rooms, a swimming pool, a cinema, a ballroom and a garden in the palace.
The palace can be a very popular attraction for tourists since 199.
Visitors can see 19 rooms.
The Changing of the Guard starts at 11.30 every day in summer and every other day in winter.
The palace is open in August and September.