The Prince of Wales and Duchess of Cornwall began their Diamond Jubilee tour in Papua New Guinea.
Charles and Camilla - who were draped with garlands of flowers - were cheered by crowds when they stepped off their plane in the capital Port Moresby.
The royal couple are touring Papua New Guinea, Australia and New Zealand over the next two weeks in celebration of the Queen's historic milestone.
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Ex-Spitfire pilot Allan Scott, 94, said he was told off by the Queen when he first met her in 1943 when she was just 16.
Last minute preparations are going on at the Church of St Mary Magdalene where Princess Charlotte will be christened.
Princess Charlotte is being christened on Sunday at Sandringham in Norfolk in only her second public appearance since she was born.