University of Nebraska Press
  • Mapping Spheres of Influence on Medieval Iberia's Religious Frontier via Viewshed Analysis and Cost-Distance Analysis
Figure 17. East View. A photograph taken from the base of the curtain walls of Calatrava la Nueva toward the castle of Salvatierra. (Photo by author, 2008).
Figure 17.

East View. A photograph taken from the base of the curtain walls of Calatrava la Nueva toward the castle of Salvatierra. (Photo by author, 2008).

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