The Arabic name of Geria Curiosity · Geria, Campiña del Pisuerga, Valladolid Image of Geria, not of the place itself. The place name is derived from an Arabic word said to mean a place where the waters run, in allusion to the nearby meeting of the Pisuerga and the Duero. In the municipal district there was a Vaccaean settlement between the sixth and first centuries before Christ. Photo: Fundación Joaquín Díaz (CC BY-SA 3.0) What to see and do in Geria