Ключевые слова: aerial, arch, architecture, augusta, baixa, building, city, cityscape, comercio, commerce, crowd, crowded, europe, european, historic, historical, history, landmark, landscape, lisboa, lisbon, old, outdoors, pedestrian, people, portugal, praca, roof, rooftop, rua, sky, skyline, square, street, terreiro, tourism, tourists, travel, urban, view, viewpoint, walking,