Gamonéu del Puerto cheese Curiosity · Onís, Oriente, Asturias Image of Onís, not of the place itself. It is smoked over wood in the huts of the high pastures and then matured for between two and five months in natural caves in the Picos de Europa, which leaves it with a mouldy rind and a buttery paste; it is covered by a protected designation of origin. Photo: Zarateman (CC0) What to see and do in Onís