Duchess of Cornwall

Britain's Prince Charles, Prince of Wales (L) and his wife Britain's Camilla, Duchess of Cornwall prepare to try produce inside McGettigans Butchers store in Donegal, north-west Ireland, on May 25, 2016. / AFP PHOTO / PAUL FAITHPAUL FAITH/AFP/Getty Images

Paul Faith/AFP/Getty

Britain’s Prince Charles, Prince of Wales and his wife Camilla, Duchess of Cornwall try produce inside McGettigans Butchers store in Donegal, north-west Ireland

Royal visit to Northern Ireland...Well wishers wait for the arrival of the Prince of Wales and the Duchess of Cornwall in Broughshane, Co Antrim during their visit to Northern Ireland. PRESS ASSOCIATION Photo. Picture date: Tuesday June 25, 2013. See PA story ROYAL Ulster

Julien Behal/PA

Well wishers wait for the arrival of the Prince of Wales and the Duchess of Cornwall in Broughshane, Co Antrim during their visit to Northern Ireland on Tuesday