Ultra-realistic photographic high definition view from a mountain valley on the planet

Ultra-realistic photographic high definition view from a mountain valley on the planet, with forests and rivers in the foreground and a gigantic ring world dominating the sky above, the ring encircling the planet like a colossal halo and leaving only the round sky opening in the center; distant city lights on the ring, tiny ships crossing the gap, overwhelming sense of scale, cosmic and majestic --ar 9:16 --v 8