内容摘要：Photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing,

Photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)

Aerial panoramic photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)

Photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)

Photo taken on Aug. 17, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Li Jing)

Aerial photo taken on Aug. 16, 2022 shows the sunset scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)

Aerial photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)

Aerial photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Li Jing)

Aerial panoramic photo taken on Aug. 16, 2022 shows the sunset scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)

Photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Zhonghao)

Photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Zhonghao)

Aerial photo taken on Aug. 17, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Zhonghao)

Aerial photo taken on Aug. 16, 2022 shows the scenery of the Jiankou section of the Great Wall in Beijing, capital of China. (Xinhua/Chen Yehua)