Ключевые слова: amphitheater, amphitheatre, ancient, antique, archeology, architecture, arena, augusta, background, blue, cavea, circle, circular, city, complex, culture, empire, entrance, europe, famous, german, germany, gladiator, heritage, historic, history, interior, landmark, landscape, large, old, oval, remains, roman, ruin, ruins, site, sky, stadium, stone, theater, theatre, tourism, travel, treverorum, trier, underground, world,