### Human: I want to see a Stable Diffusion prompt for an an  matte painting of the one impossibly tall ominous dark tower elevated high above the city### Assistant: an ultra detailed matte painting of the one impossibly tall ominous dark tower elevated high above the city, on an island in a river elevated high above the city fortress tower, fantasy capital city, ultrawide lense, aerial photography, volumetric lighting, exquisite detail, octane render, 8k postprocessing, art by artgerm and greg rutkowski and alphonse mucha