Berkshire is a county of south east England,
located to the west of London. It has also been known as the Royal
County of Berkshire since at the least the 19th century because of
the presence of Windsor Castle; this was recognised by the Queen in
1957 and letters patent were issued confirming this in 1974.
Berkshire is a county of historic origin and is currently both a
ceremonial county and a non-metropolitan county without a county