Hazelnut Festival Activity · Piloña, Oriente, Asturias Image of Piloña, not of the place itself. Since 1972 Infiesto has paid tribute, on the first Sunday in October, to the fruit that made the municipality famous; the event, declared a Festival of Tourist Interest of the Principality, combines a craft fair with the sale of freshly harvested hazelnuts. Photo: jacinta lluch valero from madrid * barcelona...., (España-Spain) (CC BY-SA 2.0) What to see and do in Piloña