Ключевые слова: aircraft, airplane, airport, antenna, approach, architecture, arrival, assistance, atc, blue, building, business, clouds, commercial, communications, construction, controller, coordinate, departure, direction, eelde, flight, fly, glass, groningen, high, information, international, landing, modern, netherlands, observation, plane, radar, regional, safety, schedule, security, sky, surveillance, takeoff, tall, tourism, tower, traffic, transport, travel, vertical, view, windows,