Within this underground subway tunnel, an artful blend of dystopian and vintage sci-fi aesthetics captivates the eye, reflecting best practices for –sref in AI image generation. The tunnel’s walls and plank-made floor boast a vivid mosaic of green, yellow, red, black, and white, with sprawling geometric patterns and intermittent graffiti art elevating the space’s visual drama. Hyper-realistic details enhance the experience: vintage lights dotting the passage, and a notable green door sealed with red tape, adding a mysterious allure. White concrete sections and wooden floors interchange along the way, with metal tracks centrally laid, guiding the path beneath the intermittently absent ceiling. Above, small square holes puncture the ceiling, offering specks of light, creating a contrast with the colorful, complex environment below.