Before revision: Africa: Nile Americas: Mississippi, Peruvian Amazon Asia: Brahmaputra, Ganga, Irrawaddy, Mekong, Yangtze Australia: Murray Europe: Danube, Rhine, Seine, Rhone, Volga, Moselle, Main, Douro.
After revision: Padma, Damodar,Africa: Nile Americas: Mississippi, Peruvian Amazon Asia: Brahmaputra, Ganga, Irrawaddy, Mekong, Yangtze Australia: Murray Europe: Danube, Rhine, Seine, Rhone, Volga, Moselle, Main, Douro.