Sástago is a municipality located in the province of Zaragoza, Aragon, Spain. According to the 2004 census, the municipality has a population of 1,307 inhabitants.
View of Sastago and the bridge over the Ebro river.
Rueda Abbey or Rueda de Ebro Abbey is a former Cistercian monastery in Sástago in the Ribera Baja del Ebro comarca, province of Zaragoza, Aragon, Spain, 74 kilometres to the south-east of Zaragoza on