Queen Camilla will attend the Badminton Horse Trials on Friday May 8.
She will be there in her role as Patron of the Ebony Horse Club, which is the event’s chosen charity this year.
The club, based in Brixton, supports young people from disadvantaged backgrounds through horse riding and training opportunities.
The Badminton Horse Trials, held in Gloucestershire, is one of the biggest events in the equestrian calendar.
Top riders from around the world are expected to compete, with highlights broadcast by the BBC.