Caño Cristales - World's Most Beautiful River

Caño Cristales - A small river in the Serranía de la Macarena (Macarena Mountain Range), in Colombia is known as the most beautiful river in the World because of presence the multicoloured (red, yellow, green, blue and black) algae in its crystal clear water stream. It is also known "The River of Five Colours" and "The River Which Ran Away To Paradise". The river is only 100 kilometre long and has a maximum width of 20 metres.