The geography of the region is defined by **Pangong Tso** itself.
* **The Lake:** It is an endorheic (landlocked) lake, meaning it has no outflow to external bodies of water. * **Scale:** The lake is approximately 134 kilometers (83 miles) long, extending from India into the Tibet Autonomous Region of China. About 40% of the lake lies in India, 50% in Tibet (China), and 10% is disputed. * **Water Composition:** The water is brackish (saline), yet it freezes completely during the harsh Himalayan winter.