The ancient city of the bunker built on the mountain is still clearly visible, the city is 280 meters wide from north to south, 230 meters wide from east to west, 6 meters high, 13 meters wide from the bottom, and the sites such as the Temple of the City, the Point of the Bingtai outside the city, and the Temple of the City are vaguely preserved. Step into the city gate, pick up the steps, stand on the observation platform, extremely eyes four wild, stand for ten thousand years of Qilian mountains and continuous.