Ключевые слова: ancient, antique, architecture, blue, brick, building, castle, construction, defense, europe, european, exterior, fort, fortification, fortress, grass, green, heritage, historic, historical, history, landmark, medieval, mediterranean, monument, obidos, old, outdoor, perspective, portugal, protection, ruin, sky, solid, stone, summer, tourism, tower, town, traditional, travel, turret, vacation, village, wall,