Ключевые слова: callao, capital, capital city, city, city life, cityscape, colour, day, europe, european, guide, horizontal, image, landmark, lettering, madrid, madrid metro sign, mass transit, metro, metro sign, metro signboard, nobody, public, railway, red, scene, sign, signboard, signpost, sky, sol, spain, spanish, station, street, subway, subway signboard, subway station, symbol, system, tourism, train, transit, transport, transportation, travel, underground, urban, urban scene, work,