Ключевые слова: amphitheater, amphitheatre, ancient, archaeological, architectural, architecture, background, bench, building, center, city, city center, cityscape, district, downtown, europe, european, famous, france, french, greek, grey, heritage, historic, historical site, history, landmark, landscape, lyon, lyon france, old, ruins, sky, spring season, stone, texture, three gauls, tourism, town, traditional, travel, urban, view,