From left, Sweden's Queen Silvia, Denmark's Queen Mary, Denmark's King Frederik X and Sweden's King Carl XVI Gustaf stand, at Skeppsbron, in Stockholm, Sweden, Monday, May 6, 2024. Denmark’s King Frederik X have arrived in Stockholm, accompanied by his Australian-born wife Queen Mary, as he embarked on his first official visit abroad as new Danish monarch. (Jonas Ekströmer/TT News Agency via AP)