The Sydney Opera House sails show photos of Britain's King Charles soon after his arrival in Sydney, Australia, Friday, Oct. 18, 2024. (AP Photo/Mark Baker)

FILE - Britain's King Charles III and Queen Camilla wave to the crowds as they arrive by carriage in the parade ring on the third day of the Royal Ascot, horse race meeting, traditional known as Ladies Day, at Ascot, England, on June 20, 2024. (AP Photo/Kin Cheung, File)

Britain's King Charles meets Ms Sam Mostyn, Governor-General of Australia, on his arrival in Sydney for the start of a five-day tour to Australia, Friday, Oct. 18, 2024. (Brook Mitchell/Pool Photo via AP)

Britain's King Charles III and Queen Camilla arrive in Sydney for the start of a five day tour to Australia, Friday, Oct. 18, 2024. (Brook Mitchell/Pool Photo via AP)

Britain's King Charles shakes hands with Australian Prime Minister Anthony Albanese on his arrival into Sydney for the start of a five-day tour to Australia, Friday, Oct. 18, 2024. (Brook Mitchell/Pool Photo via AP)

The Sydney Opera House sails show photos of Britain's King Charles and Queen camilla soon after their arrival in Sydney, Australia, Friday, Oct. 18, 2024. (AP Photo/Mark Baker)

The Sydney Opera House sails show photos of Britain's King Charles and Queen Camilla soon after their arrival in Sydney, Australia, Friday, Oct. 18, 2024. (AP Photo/Mark Baker)

Britain's Queen Camilla arrives in Sydney for the start of a five day tour to Australia, Friday, Oct. 18, 2024. (Brook Mitchell/Pool Photo via AP)

Britain's King Charles and Queen Camilla arrive in Sydney for the start of a five-day tour to Australia, Friday, Oct. 18, 2024. (Dean Lewins/AAP Image via AP)