Fundación de la villa de Elorrio Historical milestone · Elorrio, Durangaldea, Bizkaia Image of Elorrio, not of the place itself. The town of Elorrio was founded in 1356 by Don Tello, lord of Biscay. In 1964 its historic centre was declared a conjunto histórico-artístico. 1356 (fundación); 1964 (conjunto histórico-artístico) Photo: Otsobi (Public domain) What to see and do in Elorrio