unnavigable river
1River Don, South Yorkshire — River Don The River Don as it flows past Hillsborough Stadium. Origin Pennines …
2Huallaga River — River, western and northern Peru. It rises in the Andes Mountains and descends north, carving a valley between the Cordillera Central and the Cordillera Azul and joining the Marañón River in the Amazon River basin. The Huallaga is estimated to be …
3River Witham — Geobox River name = River Witham map size = map caption = other name = Witham other name1 = country = England country1 = region = Lincolnshire region1 = city = Lincoln city1 = length = 132 length imperial = 82 watershed = watershed imperial =… …
4Tocantins River — River, east central and northeastern Brazil. It rises in several headstreams, including the Paraná River, and flows north and west to join the Araguaia River. It again turns north and flows into the Pará River after a course of 1,677 mi (2,699… …
5Ramu River — River, Papua New Guinea. One of the country s longest rivers, it is about 400 mi (645 km) long. It rises in the southeast and flows northwest through the great Central Depression, where it receives numerous streams draining the mountainous region …
6river boundary — A natural boundary of lands in private ownership, the exact location of which must depend upon whether the title to the bed of the river is in the state or the riparian owners and the view taken in the particular jurisdiction concerning the… …
7James River (Dakotas) — Coordinates: 42°52′17″N 97°17′26″W / 42.87139°N 97.29056°W / 42.87139; 97.29056 …
8Yalong River — or Ya lung River River, Sichuan province, southern China. It rises in mountains at an elevation of nearly 16,500 ft (5,000 m) in Qinghai province and flows into the Yangtze River (Chang Jiang) on the Yunnan border. It is 822 mi (1,323 km) long.… …
9Chelif River — River, Algeria. Rising in the Atlas Mountains, it flows north and west into the Mediterranean Sea east of the city of Oran. At 422 mi (679 km) in length, it is Algeria s longest river, though it is mostly unnavigable and has an irregular flow. *… …
10Marañón River — River, central Peru. Rising in the Andes Mountains, it is part of the headwaters of the Amazon River. It flows northwest at elevations of about 12,000 ft (3,650 m) and descends through jungles in unnavigable rapids and falls; emerging from the… …
