Ключевые слова: aged, alps, ancient, architecture, attract, beautiful, bellinzona, brick, building, castelgrande, castle, city, construction, defense, defensive, europe, exterior, fort, fortification, fortress, grass, heritage, historic, historical, history, landmark, leading, medieval, monument, mountain, old, outdoor, outside, protection, rock, stone, swiss, switzerland, ticino, tower, travel, unesco, urban, vacation, view, vineyard, wall, walls, world heritage,