A River is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. The scientific study of rivers is called as Potamology. Limnology is the study of inland waters in general.The article Rivers of Major World Cities presents the list of Major Cities and Rivers across the World. Most of the major cities of the world are situated on the banks of rivers as world rivers are a source of water, food, transport, hydro electric power and also rivers serve as borders between states or cities. World Rivers lists some of the rivers of the world's major cities.

World Rivers - List of Rivers of Major World Cities