. "Queen's Heights were granite cliffs in Port Caynn near its north-western wall in the third century of the Human Era, and probably still in the fifth century. They rose even higher than the city walls."@en . "Queen's Heights"@en . "Queen's Heights were granite cliffs in Port Caynn near its north-western wall in the third century of the Human Era, and probably still in the fifth century. They rose even higher than the city walls."@en . .