The Cascabel Tour group. From left: Santiago Vaca (Chief Geologist, Solgold Plc / ENSA, Ecuador); Samuel Nunes (Vale Exploraciones, Peru); Jim Wise (MMG, USA); Eugenio Espada (EEX GeoConsulting, Brasil); Mike Porter (Porter GeoConsultancy, Australia); Song Zhang (Rio Tinto Minerals Exploration, China); and Atsuhiro Kuroda (Sumitomo, Japan).       Image by Mike Porter.