Santuario de la Virgen de Gracia Monument · Oliva de la Frontera, Sierra Suroeste, Badajoz Baroque sanctuary with a tower completed in 1772, housing a Romanesque-Gothic alabaster image that tradition attributes to the Templars around 1230. Torre: 1772 Photo: José Luis Filpo Cabana (CC BY 3.0) What to see and do in Oliva de la Frontera