Hay Festival celebrates 25th anniversary
The Hay Festival in the Welsh border town of Powys is celebrating its 25th anniversary.
Over the years, some of the biggest names in literature, politics and music have taken to the stage in Powys.
They have inclued the playwright Arthur Miller, former Beatle Sir Paul McCartney and former US President Bill Clinton, who called it the Woodstock of the mind.
Nelli Bird finds out more