18 March 2015, Salinas, Bolivia - Llama's enclosures are seen at Alcaya archeological site. Llamas and quinoa were the food basis of pre-Columbian rural cultures. This is part of Project FOOD4, a project in collaboration with the European Journalism Center (EJC), the Italian Foreign ministry, the International Cooperation and FAO, aimed to explain food security issues through articles, maps and photoreportages.