Ebro
Duero
Thames
Guadiana
Guadalquivir
Seine
Rhone
Po
Tiber
Elbe
Rhine
Danube
Dniester
Volga
Northern Dvina
Pechora
Tajo
Oder
Barents Sea
Norwegian Sea
North Sea
Baltic Sea
Cantabrian Sea
Mediterranean Sea
Tyrrhenian Sea
Adriatic Sea
Ionian Sea
Aegean Sea
Black Sea
Caspian Sea
Atlantic Ocean
Artic Ocean
