Rihonor de Castilla, the village split by the border Curiosity · Pedralba de la Pradería, Sanabria, Zamora The main street separates Rihonor de Castilla from Portuguese Rio de Onor: a single village divided by the border whose residents speak Castilian and Portuguese interchangeably and call themselves the upper one and the lower one. Photo: M.Peinado from Alcalá de Henares, España (CC BY 2.0) What to see and do in Pedralba de la Pradería