The Mississippi River is the largest river system in North America.About 2,320 miles (3,730 km) long, the river originates at Lake Itasca, Minnesota, and flows slowly southwards in sweeping meanders, terminating 95 miles (153 km).
The Amazon River of South America is the second longest river in the world with an average discharge greater than the next seven largest rivers combined.
The Kapuas River is a river in the Indonesian part of Borneo island, at the geographic center of Maritime Southeast Asia. At 1,143 kilometers in length, it is the longest river of Indonesia and one of the world's longest island rivers.
The Ganges or Ganga,is a trans-boundary river of India and Bangladesh.The 2,525 km (1,569 mi) river rises in the western Himalayas in the Indian state of Uttarakhand.
The Yangtze is the longest river in Asia, and the third-longest in the world. It flows for 6,418 kilometres from the glaciers on the Tibetan Plateau in Qinghai eastward across southwest,central and eastern China before emptying into the East China Sea at Shanghai.
The selenium yeast (Russian: Селенга) or Selenge (Mongolian: Сэлэнгэ гол, Сэлэнгэ мөрөн, Buryatia: Сэлэнгэ гол) is the largest river in Mongolia and Buryatia (Russia). Its Rivers and River are Ideriin Delgermörön. It flows into Lake Baikal, and has a length of 616 miles (992 km) (1024 km, according to other sources). The selenium yeast is the source of system-Yenisei Angara River. It carries 935 m³ / s of water in Lake Baikal, which account for nearly half the river flow and forms a delta when it reaches the lake (680 km ²).