Castillos de Tempul y Pedro Lobato Monument · Algar, Sierra de Cádiz, Cádiz Remains of the castles of Tempul and Pedro Lobato and the Torre de Calduba, old defensive fortifications in the vicinity of Algar, near the source of the Tempul spring and the Peñón del Águila. Photo: El Pantera (CC BY-SA 3.0) What to see and do in Algar