aerial view of pliego town and medieval castle in southern spain, ruined walls made of rammed earth with arab origin

ancient arab castle archaeology archeology architecture argaric blue building castillo la mota las paleras ruin destination europe flanking fort fortification fortress heritage hill historic historical history almoloya landmark landscape medieval mountain murcia spain old pliego quadrangular ground plan rammed earth remains rock roof ruins sierra espuaplusmn sky stone tourism tower towers travel two village wall