The most beautiful river! Colombia will see a strangely beautiful river.Most of the year, this river is just like any other common river. Rainbow River Under the crystal water, a burst of color occurs. In the bottom of the water a varied bush is obtained by varying the color of Macrania clavigera. Canola crystals. Although reddish color is dominant, sometimes maroon or dark or light pink. People say it is the most beautiful river in the world. According to many, this river originates in heaven.. So even the sunlight needed to see the bush red does not go down the river. In the dry season, there is very little water. And the Kano Crystal does not contain a red color without a minimum of water flow. A few weeks from September to November, when the depth of the water in the river is not less than a certain level or even higher - in appropriate circumstances, the colors of the bush are caught. Thousands of shades of color are born with yellow-green sand, blue water with the sun...