Generate a realistic image that captures the atmosphere of a nocturnal landscape in an ancient cemetery. The scene should be enveloped in dense fog that obscures parts of the tombstones and centuries-old trees. The light of the full moon should cast mysterious shadows over the tombstones, creating an ethereal ambiance. Add a touch of magic in the air, with fireflies glowing in the darkness. The scene should convey a sense of eerie calm and beauty amidst the night, without any elements of horror or violence
