The Cisnes River is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 located in the Aisén Region of the Chile

Chile

Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...

an Patagonia

Patagonia

Patagonia is a region located in Argentina and Chile, integrating the southernmost section of the Andes mountains to the southwest towards the Pacific ocean and from the east of the cordillera to the valleys it follows south through Colorado River towards Carmen de Patagones in the Atlantic Ocean...

. It runs in east-west direction from the mountains near the border to Argentina

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

 and empties into the Pacific Ocean

Pacific Ocean

The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

, near the town of Puerto Cisnes at Puyuhuapi Channel

Puyuhuapi Channel

thumb|250px|right|View of [[Cay |Cay Volcano]] to the south from Puyuhuapi ChannelPuyuhuapi is a sea channel separating Magdalena Island from the mainland of Aysén Region in Chile. The channel runs through a branch of the Liquiñe-Ofqui Fault. The main settlement in the channel is Puerto Cisnes....

.
Its characteristic turquoise-blue color is due to the glacial sediments deposited in it. Moro River and Pinchado River are some of the major tributaries of the river.