Britain's Prince Charles and Camilla, Duchess of Cornwall arrive as part of a three-day Canadian tour, in Ottawa, Ontario, Canada May 17, 2022. Paul Chiasson/Pool via REUTERS

Britain's Prince Charles and Camilla, Duchess of Cornwall, plant a tree during their Canadian 2022 Royal Tour, in St. John's, Newfoundland, Canada May 17, 2022. REUTERS/Carlos Osorio

Britain's Camilla, Duchess of Cornwall visits an outdoor market stall at ByWard Market, on the second day of the Canadian 2022 Royal Tour, in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles waves to people during his visit to St. John's, Newfoundland, Canada May 17, 2022. REUTERS/Greg Locke

Britain's Camilla, Duchess of Cornwall touches a horse, while visiting the Royal Canadian Mounted Police (RCMP) stables, on the second day of their Canadian 2022 Royal Tour in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Canadian Prime Minister Justin Trudeau attend a bilateral meeting, on the second day of the Canadian 2022 Royal Tour, at Rideau Hall, in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles shakes hands with Canada's Prime Minister Justin Trudeau as he and Camilla, Duchess of Cornwall arrive for their Canadian 2022 Royal Tour in St. John's, Newfoundland, Canada May 17, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall meet with members from the Ukrainian community in Canada, on the second day of the Canadian 2022 Royal Tour, at the Assumption of the Blessed Virgin Ukrainian Orthodox Cathedral in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall watch a special performance of the Royal Canadian Mounted Police (RCMP) Musical Ride, on the second day of their Canadian 2022 Royal Tour, in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Royal Canadian Mounted Police Pipes and Drums Band members look on, during a visit of Britain's Prince Charles (not pictured) and Camilla, Duchess of Cornwall (not pictured), on the second day of their Canadian 2022 Royal Tour in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall meet students, during a visit to Assumption Elementary School, on the second day of the Canadian 2022 Royal Tour, in Vanier, Ottawa, Ontario, Canada May 18, 2022. REUTERS/Patrick Doyle

Britain's Prince Charles and Camilla, Duchess of Cornwall, pour their own beers as they visit the Quidi Vidi Brewery during their Canadian 2022 Royal Tour, in St. John's, Newfoundland, Canada May 17, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall take part in a ceremony honouring Canadian veterans, on the second day of the Canadian 2022 Royal Tour, at the National War Memorial in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio


Britain's Camilla, Duchess of Cornwall speaks with children from the Ukrainian community in Canada, on the second day of the Canadian 2022 Royal Tour, at the Assumption of the Blessed Virgin Ukrainian Orthodox Cathedral in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall greet people as they attend an event during their Canadian 2022 Royal Tour, in St. John's, Newfoundland, Canada May 17, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles lays a wreath, while attending a ceremony honouring Canadian veterans with Camilla, Duchess of Cornwall, on the second day of the Canadian 2022 Royal Tour, at the National War Memorial in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Blair Gable

Britain's Prince Charles watches a special performance of the Royal Canadian Mounted Police (RCMP) Musical Ride, on the second day of their Canadian 2022 Royal Tour, in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Blair Gable

Students react while holding Canadian flags, as Britain's Prince Charles (not pictured) and Camilla, Duchess of Cornwall (not pictured) visit Assumption Elementary School, on the second day of the Canadian 2022 Royal Tour, in Vanier, Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall wave at students and adults as they visit Assumption Elementary School, on the second day of the Canadian 2022 Royal Tour, in Vanier, Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

A girl reacts as Britain's Camilla, Duchess of Cornwall speaks with students while visiting Assumption Elementary School, on the second day of the Canadian 2022 Royal Tour, in Vanier, Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Camilla, Duchess of Cornwall holds an egg and a tool, as she meets with members of Ukrainian community in Canada, on the second day of the Canadian 2022 Royal Tour, at the Assumption of the Blessed Virgin Ukrainian Orthodox Cathedral in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio

Britain's Prince Charles and Camilla, Duchess of Cornwall (not pictured) arrive for their Canadian 2022 Royal Tour in St. John's, Newfoundland, Canada May 17, 2022. REUTERS/Carlos Osorio TPX IMAGES OF THE DAY

Britain's Prince Charles and Camilla, Duchess of Cornwall stand next to Canada's Governor General Mary Simon, while attending the Order of Military Merit Investiture Ceremony, on the second day of the Canadian 2022 Royal Tour, in Ottawa, Ontario, Canada May 18, 2022. REUTERS/Carlos Osorio/Pool