King Charles has taken part in a traditional ritual in Samoa, drinking the ceremonial beverage kava, made from the root of a plant.
He was also declared a "high chief" of the archipelago during his trip to the country.
King Charles and Queen Camilla are on a three-day visit to Samoa ahead of the Commonwealth Heads of Government Meeting, which is being held in the island nation.
The monarch is the symbolic head of the Commonwealth.