Ключевые слова: alps, architecture, bellenz, bellinzona, bellinzone, black tower, blizuna, building, canton, castelgrande, castle, chiesa collegiata dei santi pietro e stefano, church, city, collegiate, defensive, europe, fortress, heritage, historic, landmark, leopontine, medieval, middle ages, mountain, murata, old, rampart, rock, sightseeing, square, stone, stronghold, swiss, switzerland, tessin, ticino, torre bianca, torre nera, tourism, tower, town, travel, unesco, wall, white tower,