The Tibet-Quinghai Plateau is a large, elevated plateau in central Asia and East Asia. The Plateau is sometimes referred to as the “the Roof of the World” and is the world’s largest and highest plateau with an area of 970,000 square miles! The tens of thousands of glaciers in the Plateau serve as a “water tower”. It stretches about 620 miles north to south and about 1,600 miles east to west. The Tibetan Plateau is the is the headwaters of the drainage basin.
Salt Relief Map of Ancient China 