Aerial photo taken on Nov. 12, 2021 shows the scenery of the Wulingyuan Scenic Area in Zhangjiajie City, central China's Hunan Province. (Xinhua/Wu Yongbing)

Aerial photo taken on Nov. 12, 2021 shows the scenery of the Wulingyuan Scenic Area in Zhangjiajie City, central China's Hunan Province. (Xinhua/Wu Yongbing)

Aerial photo taken on Nov. 12, 2021 shows the scenery of the Wulingyuan Scenic Area in Zhangjiajie City, central China's Hunan Province. (Xinhua/Wu Yongbing)

Aerial photo taken on Nov. 12, 2021 shows the scenery of the Wulingyuan Scenic Area in Zhangjiajie City, central China's Hunan Province. (Xinhua/Wu Yongbing)

Aerial photo taken on Nov. 12, 2021 shows the scenery of the Wulingyuan Scenic Area in Zhangjiajie City, central China's Hunan Province. (Xinhua/Wu Yongbing)

来源：Xinhua