BELFAST, NORTHERN IRELAND - MAY 21: Camilla, Duchess of Cornwall waves as she visits Ballyhackamore Credit Union on May 21, 2015 in Belfast, Northern Ireland. Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall will attend a series of engagements in Northern Ireland following their two day visit in the Republic of Ireland. (Photo by Jeff J Mitchell - WPA Pool/Getty Images)

BELFAST, NORTHERN IRELAND - MAY 21:  Camilla, Duchess of Cornwall waves as she visits Ballyhackamore Credit Union on May 21, 2015 in Belfast, Northern Ireland. Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall will attend a series of engagements in Northern Ireland following their two day visit in the Republic of Ireland.  (Photo by Jeff J Mitchell - WPA Pool/Getty Images)