Colombia: A trip to Colombia’s gold mining region · Global Voices
Silvia Viñas

“We watched miners handle mercury with their bare hands, empty chemical-laced water into open drains, and reuse empty vats of cyanide. One of the rivers in the area has been used for dumping cyanide-sodden dirt for so long that everyone calls it La Cianurada,” writes Jim Wyss in Inside South America in a post about his trip to Colombia's gold mining region.