This photo taken on Nov. 20, 2025 shows the scenery of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region. (Xinhua/Li Jian)

This photo taken on Nov. 20, 2025 shows the scenery of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region. (Xinhua/Li Jian)

A stitched aerial drone photo taken on Nov. 20, 2025 shows the scenery of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region. (Xinhua/Jiang Fan)

This photo taken on Nov. 20, 2025 shows the scenery of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region. (Xinhua/Li Jian)

An aerial drone photo taken on Nov. 20, 2025 shows the scenery of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region. (Xinhua/Jiang Fan)

Red-billed gulls are pictured on the shore of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region, on Nov. 20, 2025. (Xinhua/Li Jian)

A tourist takes photos at the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region on Nov. 20, 2025. (Xinhua/Jiang Fan)

A stitched aerial drone photo taken on Nov. 20, 2025 shows the scenery of the Yamzbog Yumco Lake in southwest China's Xizang Autonomous Region. (Xinhua/Jiang Fan)