PROMPT:
Generate a photorealistic image of a hidden underground metropolis bathed in radiant, electric hues, with iridescent blues and emerald greens illuminating the winding tunnels and caverns, while bursts of citrusy yellow and tangerine orange energize the atmosphere, evoking a sense of vibrant, pulsing life beneath the earth's surface, where towering crystalline formations pierce the air and gleaming, metallic infrastructure humming with energy supports a labyrinthine network of subterranean streets, markets, and grand, ornate architecture, teeming with a diverse, vibrant population going about their daily lives in this extraordinary, shimmering world beneath our feet, vivid and alive with possibility.
