Amazon Brahmaputra Colorado Congo Danube Elbe Euphrates Ganges Green River Huang Hudson Indus Irrawaddy Jordan Lena Mekong Mississippi Murray Niagra Niger Nile Ob Oder Orange Orinoco Parana Po Rhine Rhone Seine Somme Syr Darya Thames Tigris Ubangi Volga White River Yangtze Yellow Yenisey Yukon Zambezi