Generate a book cover-sized image of the fantastic city of Valyria that has the

Generate a book cover-sized image of the fantastic city of Valyria that has the imposing city with dark buildings and all the beautiful and large houses but that looks heavenly and very beautiful., that there are flying dragons and in the central part below you can see the head of a person turned upside down and you can see their silver hair, Remember the city must be imposing but beautiful, heavenly and magical with small hints of lava but not too much