Narcea River through Tineo Nature · Tineo, Narcea, Asturias Image of Tineo, not of the place itself. The river enters the municipality at Argancinas and leaves at Calabazos, taking in the waters of the Arganza, the Gera, the Rodical, the Farandón and the Tuña. Its flow drives two hydroelectric stations in the district, those of La Barca and La Florida. Photo: Wikipedia / Wikimedia Commons (CC BY-SA) What to see and do in Tineo