Chamartín (Madrid)  Chamartín is an administrative district of Madrid, Spain and consists of the following neighborhoods: El Viso, La Prosperidad, Ciudad Jardín, Hispanoamérica, Nueva España, and Castilla. It was originally named Chamartin de la Rosa and remained an independent municipality until it was incorporated to Madrid in 1948. It is bounded by the Paseo de la Castellana to the west, the Autopista de Circunvalación M-30 to the north and east, and the Autovía A-2 to the south. Some of the landmarks of Chamartin are the Gate of Europe, a pair of inclined office buildings; the Santiago Bernabéu Stadium, home of the football team Real Madrid; Chamartín Station, the second-largest train station in Madrid; the Cuatro Torres Business Area, a business park that comprises the four tallest skyscrapers in Spain; and the National Auditorium of Music (the main concert hall in Madrid) which hosts the Spanish National Orchestra. It is one of the wealthiest and most exclusive districts in the whole of Madrid. The district is administratively divided into 6 wards ("Barrios"):  The district has the head office of Iberia Airlines and the head office of Iberia Express.