Photo taken on Sept. 22, 2021 shows a view of a lake and mountains on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Photo taken on Sept. 24, 2021 shows Tibetan wild donkeys foraging by a lake on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Aerial photo taken on Sept. 22, 2021 shows a lake on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Photo taken on Sept. 23, 2021 shows a view of a lake on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Aerial photo taken on Sept. 24, 2021 shows a lake on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Aerial photo taken on Sept. 23, 2021 shows a lake on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Aerial photo taken on Sept. 25, 2021 shows a lake on the Changtang Plateau, in southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua
Aerial photo taken on Sept. 23, 2021 shows a lakeside view of Ombu Township of Nyima County, Nagqu City of southwest China's Tibet Autonomous Region. Changtang Plateau, as a key area of inland lakes in China, has a total lake area of over 25,000 square kilometers. It is also known by people for the number and high altitude of lakes. Photo: Xinhua