De cuartel de César a prisión de Boabdil Historical milestone · Porcuna, Área Metropolitana de Jaén, Jaén Image of Porcuna, not of the place itself. Obulco served as Julius Caesar's headquarters before the Battle of Munda (45 BC); in 1483, after the defeat at Lucena, the Nasrid king Boabdil was held prisoner in the Torre Nueva. 45 a. C. / 1483 Photo: Rafael Jiménez (CC BY-SA 2.0) What to see and do in Porcuna