Bering Sea
Hudson Bay
Greenland Sea
Pacific Ocean
Arctic Ocean
Antarctic Ocean
Nile
Indian Ocean
Atlantic Ocean
Caribbean Sea
Mediterranean Sea
Red Sea
Black Sea
Rio Grande
Mississippi River
Amazon
Paraná-Paraguay
Darling-Murray
Congo
Niger
Lena
Yeniséi
Ob
Danube
Rhine
Indo
Ganges
Yangtze
Huang He
