An aerial drone photo taken on June 6, 2026 shows the scenery of a sea of clouds after rain in Tashan Yao Township, Changning City, central China's Hunan Province. (Photo by Zhou Xiuyuchun/Xinhua)

An aerial drone photo taken on June 6, 2026 shows the scenery of a sea of clouds after rain in Tashan Yao Township, Changning City, central China's Hunan Province. (Photo by Zhou Xiuyuchun/Xinhua)

An aerial drone photo taken on June 6, 2026 shows the scenery of a sea of clouds after rain in Tashan Yao Township, Changning City, central China's Hunan Province. (Photo by Zhou Xiuyuchun/Xinhua)

An aerial drone photo taken on June 6, 2026 shows the scenery of a sea of clouds after rain in Tashan Yao Township, Changning City, central China's Hunan Province. (Photo by Zhou Xiuyuchun/Xinhua)

An aerial drone photo taken on June 6, 2026 shows the scenery of a sea of clouds after rain in Tashan Yao Township, Changning City, central China's Hunan Province. (Photo by Zhou Xiuyuchun/Xinhua)