The Industrial Estate That Stopped the Depopulation Curiosity · Ólvega, Moncayo, Soria Against the general emptying of the comarca, Ólvega opened in 1991 an industrial estate of three hundred thousand square metres with factories making car components, wind turbines and household appliances, and keeps more than 3,700 households. Photo: Miguel Ángel García. from Ólvega., España (CC BY 2.0) What to see and do in Ólvega