The Grassland Sky Road is a scenic driving route west of Zhangjiakou that crosses the rolling uplands of the inner Mongolian-Hebei borderlands, offering panoramic views over open grassland that feel a world away from the industrial city below. The road climbs through the mountains and emerges onto a plateau where the horizon stretches in all directions and the sky genuinely seems larger.
The best time to drive the route is in July and August when the grass is at its peak and wildflowers are out, or in autumn when the upland vegetation turns gold and the light is at its most photogenic. In winter the landscape becomes bleached and abstract — still striking but more austere. The road is served by private vehicles and tour buses from Zhangjiakou; it is not easily reached by public transport, so most visitors either join a local tour or rent a car for the day.