known as the river of five colours...or the rainbow river cano cristales is one of the most amazing rivers of our world.
for the most part of the year cano cristales,in coloumbia is ,is just as ordinary as any other flowing waters you might have seen.but for a brief period of time ,it becomes the scene of natural festival of colours.the special algae living in the river,a bed of rocks is behind this beautiful natural phenomenon.
