Nelson Silva (Cronos) Nelson is a long-time humanist political activist in Arica. He was one of the organizers of the World March in the city and one of the marchers in the Arica-Punta de Vacas portion of the journey. He shared his testimonio on the eve of the March's arrival in Arica, while setting up the stage for next day in the Plaza Vicuña Mackenna (transcription and translation below): Item Link