Duchy of Villahermosa and the court of Pedrola Historical milestone · Pedrola, Ribera Alta del Ebro, Zaragoza Image of Pedrola, not of the place itself. The duchy of Villahermosa, created in 1476, had in Pedrola its main residence and a seigneurial court that attracted nobles and men of letters. The seigneury over the villages of the riverbank was maintained until the abolition of the seigneurial jurisdictions in 1833. 1476-1833 Photo: Zarateman (CC BY-SA 3.0) What to see and do in Pedrola