Fortress of Frederick II of Swabia, Castel del Monte, Andria, Western Murge, Barletta, Apulia, Italy, Europe

frederick ii fortress andria swabia landscape octagonal architecture italy apulia historical site hilltop medieval stone structure tourism travel nature trees scenery panoramic view culture monument heritage exploration historical architecture hillside rural europe landmark visitor attraction ancient archaeological national heritage historical landmark conservation scenic unique design panoramic landscape travel destination historical tourism wilderness outdoor exploration serene environment sightseeing local history italian culture iconic site fortification charming landscape