The 13th century castle built by Frederick II and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

13th and apulia architecture bastion bastions blue building buildings built by castle castles century charles day daylight daytime during enlarged europe european exterior exteriors famous fortification fortifications fortress fortresses frederick ii italian italy known lucera nobody outdoor photo photos puglia renowned seeing shot shots sight sights sky south southern stronghold strongholds the the tower towers view views well well known worth