draw a realistic thin torus, frontal view. close view, we can see less than a quarter of the torus. The torus will be made of 100 meters long earth mantle rock. the outer surface of the torus is made of desert. we can see a vehicule running on the outer surface. the inner surface of the torus is made of dark rock. we can see buildings on the inner surface. Dark blue sky in the background. realistic 3d rendering, cinematic, hyper-realistic