herceg stjepan`s medieval fortress in the blagaj

age architecture battle blagaj block bosnia bogumils building buna capital castle cathar christianity church defense duchy duke feudalism fiefdom forth fortification fortress herceg heritage herzegovina high hill history home hum keep king kingdom kosaaa kotromaniai limestone location magnate mason medieval middle mostar nature necropolis neretva ottomans palace pattarens prince queen rampart religion ruller stephen stjepan stone top tower town unesco view village vlachs vojvoda wall war world citadel balkans europe old local ruins