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Po, river, Italy

(Encyclopedia)Po pō, It. pô [key], Latin Padus, longest river of Italy, c.405 mi (650 km) long, rising in the Cottian Alps of Piedmont, NW Italy. It winds generally east in a wide valley, past Turin, Pavia, Piace...

Clwyd, river, Wales

(Encyclopedia)Clwyd, river, c.30 mi (50 km) long, rising in Denbighshire, N Wales. It flows N through the Vale of Clwyd to the Irish Sea at Rhyl. The vale is notable for its excellent pastureland. ...

Niger, river, Africa

(Encyclopedia)Niger nīˈjər [key], great river of W Africa, c.2,600 mi (4,180 km) long, rising on the Fouta Djallon plateau, SW Guinea, and flowing NE through Guinea and into Mali. In central Mali the Niger forms...

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