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.
Turkish Frat, Arabic Al Furat, river of SW Asia, c.1,700 mi (2,740 km) long, formed by the confluence of the Kara and the Murad rivers, E central Turkey, and flowing generally S through Turkey into Syria, then SE through Iraq.
Chief river of Pakistan, c.1,900 mi (3,060 km) long, rising in the Kailas range in the Tibetan Himalayas, and flowing W across Jammu and Kashmir, India, then SW through Pakistan to the Arabian Sea SE of Karachi.
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
Siberia is conventionally subdivided into the following four geomorphological areas: the West Siberian lowland; the Central Siberian plateaus, or uplands; the mountains of the south; and the northeast Siberian mountain systems.