Prince Of Wales And The Duchess Of Cornwall's Irish Trip Day Four [Getty Images]

ANTRIM, NORTHERN IRELAND - MAY 22: Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall visit Mount Stewart on May 22, 2015 in Newtownards, Northern Ireland. Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall visited Mount Stewart House and Gardens and Northern Ireland's oldest peace and reconciliation centre Corrymeela on the final day of their visit of Ireland. (Photo by Jeff J Mitchell/Getty Images)

Getty Images News Jeff J Mitchell