Rivendell, sprawling open elvish house on a cliff in a valley, autumn

Rivendell, sprawling open elvish house on a cliff in a valley, autumn forest, surrounded by Sierra Nevada mountains, autumn trees, many 2-tier waterfalls, Lord of the Rings, Alan Lee, blue sky, daytime, illustration, dramatic lighting, epic com4k, super detailed, 8k, octane renderer, otherworldly, fantasy, magical, European baroque