a lit fantasy city built within a vast cave, sleek glass buildings, elegant bridges between buildings, illustration, raining, dark and moody lighting, at night, digital art, oil painting, cold blue tones, fantasy, 8 k, trending on artstation, detailed
{'keyword_1': 'buildings', 'keyword_2': 'bridges', 'keyword_3': 'within', 'keyword_4': 'built', 'keyword_5': 'vast'}