In this mystical elven city, the tapestry of waterfalls weaves a symphony of iridescent hues across intricately carved facades. Noctilucent wisps cast an ethereal glow, blending symbolic mystique with synesthetic flair. Watercolor smudges and smears on parchment-like textures mingle amidst debris from forgotten civilizations. Whispering secrets to the wind, this fantastical realm converges Unreal Engine's grandeur with surrealism's whimsy. The city's architecture is a masterclass of octane renderings, defying reality with insanely detailed UHD drawings. Volumetric lighting and particle effects dance like fireflies in mist, as vibrant colors burst forth in 8K resolution.