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Kasai, river, Angola

(Encyclopedia)Kasai or Cassai, river, c.1,100 mi (1,800 km) long, rising in central Angola, S central Africa, flowing E, N, and NW through W Congo (Kinshasa) to the Congo River; it forms part of the Angola-Congo bo...

Vyatka, river, Russia

(Encyclopedia)Vyatka vyätˈkə [key], river, c.850 mi (1,370 km) long, rising in the foothills of the central Urals, E European Russia, and flowing first N, then NW past the city of Kirov, and finally SE into the ...

Marne, river, France

(Encyclopedia)Marne, river, c.325 mi (520 km) long, rising in the Langres plateau, NE France, and flowing in an arc generally NW to the Seine River near Paris. It passes through Chaumont and Châlons-en-Champagne. ...

Eider, river, Germany

(Encyclopedia)Eider īˈdər [key], river, 117 mi (188 km) long, rising S of Kiel, N Germany, and flowing N to the Kiel Canal before turning west and meandering to the North Sea at Tönning. It is navigable for mos...

Winnipeg, river, Canada

(Encyclopedia)Winnipeg, river, c.200 mi (320 km) long, issuing from the north end of Lake of the Woods, SW Ont., Canada, and flowing in a winding course generally northwest to the southeast end of Lake Winnipeg, SE...

New Siberian Islands

(Encyclopedia)New Siberian Islands, Rus. Novosibirskiye Ostrova, archipelago, c.10,900 sq mi (28,200 sq km), N Siberian Russia, in the Arctic Ocean between the Laptev and East Siberian seas, part of the Sakha Repub...

Dvina, river, Russia

(Encyclopedia)Dvina dvēnäˈ [key] or Northern Dvina, Rus. Severnaya Dvina, river, c.465 mi (750 km) long, N European Russia. It is formed near Veliki Ustyug by the union of the Sukhona and Yug rivers, flows N pas...

Somme, river, France

(Encyclopedia)Somme, river, c.150 mi (240 km) long, rising near Saint-Quentin, N France, and flowing generally NW past Amiens into the English Channel; connected by canal with the Scheldt and Oise rivers. Once an o...

New Red Sandstone

(Encyclopedia)New Red Sandstone, name for the thick red layer of the Triassic formation in Great Britain (see Triassic period). It is many thousands of feet thick and is composed chiefly of red sandstones, clays, a...

Dove, river, England

(Encyclopedia)Dove dŭv [key], river, c.40 mi (60 km) long, rising in the Pennines, Derbyshire, central England, and flowing S and SE to the River Trent near Burton upon Trent. It forms much of the Derbyshire-Staff...