It is located in the province of Zaragoza , in a transition area between the Iberian System of mountain ranges and the Ebro Valley .
Campo de Borja is a comarca ( district ) in Aragon , Spain .
Campo de Borja is located in the province of Zaragoza , in a transition area between the Iberian System of mountain ranges and the Ebro Valley .
Campo de Borja is a comarca ( district ) in Aragon , Spain .