Guyuan County was first inhabited roughly 6000 years ago during the Neolithic Age. It is under the administration of Zhangjiakou City, and is located in the north of Hebei Province, in the upper reaches of the Shandian River, neighboring the Inner Mongolia Autonomous Region. The local area teems with famous agricultural specialties such as hulless oat grass, the citron daylily, and potatoes. Famous scenic spots include ancient tombs of Yuan Dynasty rulers, Shuzhuanglou, and the Wuhua Meadows.
Lightning Lake is located in Guyuan, Hebei Province. It was named after the Lightning River, which flows into it. Looking down from above, the shape of the lake resembles a lightning bolt. Lightning Lake is shallow and the water is very clear. With large swaths of grasslands, the lake adds to the beautiful scenery of the area. Visitors can ride a horse on the grasslands by the lake side, ride a paraglider, or hike the Tan Mountain to watch the sunrise or sunset. These great experiences offer visitors a chance to appreciate the unique grasslands.