Queen Elizabeth II celebrated her Diamond Jubilee in 2012 . Monarch 's 60th anniversary on throne marked with a series of exhibitions . Windsor , England ( CNN ) -- Four portraits of Queen Elizabeth II by pop artist Andy Warhol have gone on display at her home , Windsor Castle , for the first time as part of an exhibition of official images of the monarch marking the end of her Diamond Jubilee year . Comment: Works by Andy Warhol , Cecil Beaton , Lucian Freud and Annie Leibovitz featured .
Queen Elizabeth II celebrated her Diamond Jubilee in 2012 . Monarch 's 60th anniversary on throne marked with a series of exhibitions . Comment: Works by Andy Warhol , Cecil Beaton , Lucian Freud and Annie Leibovitz featured .