overnight, however, its population shrank by 85%. and what remains struggles to survive. so, the people here, you're telling me, either were born here -- >> yeah. >> -- or? >> most of the people came from elsewhere. in the beginning in the 1950s and '60s they were -- they were escaping from the violence, from the political violence between the two parties in colombia. >> so, if you were having problems in the city or wherever you were from, you came out here? >> yeah. >> so what did you do for a living out here? >> cattle and some agriculture, and after that the drug trade began and everything with the coca plantations. >> the climate is good for it? >> yeah, very good. since 1999, there were no police or army force here, so it was just occupied by the farc.