Crimson pools, emerald streaks, and flashes of gold shimmer under the tropical sun. This is Caño Cristales, the fabled “River of Five Colors,” and for decades it was almost completely unknown outside ...

Scientists found an electric “knife”-like creature in a river of Colombia and discovered a new species, a study said and photos show. Photo from J. G. García-Melo via the American Society of ...

LETICIA, Colombia — The jungle town of Leticia provides Colombia's only access to the Amazon River. But as the river changes course the town could soon be left high and dry and that's fueling a border ...

After seven years of working to bring river cruising to Colombia, AmaWaterways launched the first overnight river cruises on the Magdalena River in more than 50 years. The 60-passenger AmaMagdalena ...