Loosely, from the page: “The River of Five Colors, as the locals call it, originates in the south of the mountain chain Macarena, Colombia, and flows eastward to its confluence with the Guayabero river.  Yellow, blue, green, black and red – all of them are waste product of many algae and, depending on time of year, color saturation, weakened orContinue readingCano Cristales – Crystal River