Chang Jiang, or Yangtze Kiang, Longest river of China and Asia, and third longest in the world, flowing about 6,300 km/3,900 mi from Qinghai on the Tibetan Plateau to the Yellow Sea. It is a major commercial waterway and, with its tributaries, is navigable for 30,000 km/18,640 mi.
1,557 miles in length, flows eastward along the border separating the Himalayan complex and the flat expanse of the Indian subcontinent.
Freshwater lake in southern Siberia, Russia, the largest in Asia, and the eighth largest in the world (area 31,500 sq km/12,150 sq mi). Lake Baikal is also the world's deepest lake (up to 1,640 m/5,700 ft) and its oldest, having existed for over 25 million years.
[Sanskrit,=abode of snow], great Asian mountain system, extending c.1,500 mi (2,410 km) E from the Indus River in Pakistan through India, the Tibet region of China, Nepal, E India, and Bhutan to the southern bend of the Brahmaputra River in SE Tibet
Temperate grassland of Eurasia, consisting of level, generally treeless plains.