Ключевые слова: assistance, automated, barajas, buying, card, commuter, console, credit, design, display, entrance, europe, european, indoors, information, interactive, interior, journey, machine, madrid, metro, modern, passenger, people, public, railway, screen, search, service, spain, spanish, station, subway, system, technology, terminal, ticket, ticketing, touchscreen, tourism, tourist, train, transit, transport, transportation, travel, trip, turnstile, underground, vacation,