The Unexploited Silver Mines Curiosity · Casarejos, Pinares, Soria Image of Casarejos, not of the place itself. Nineteenth-century descriptions mention in the municipal district silver mines that were never worked; the village, already cited in eleventh-century documents, belonged for centuries to the council of San Leonardo. Photo: Wamba Wambez (CC BY-SA 3.0) What to see and do in Casarejos