The head office is located in Lisbon. The premises opened in 1969, consisting of the head office and the museum, and were designed by Ruy Athouguia, Pedro Cid, and Alberto Pessoa. In addition to the areas occupied by the foundation's management and various departments there is an auditorium, an exhibition space, a congress area with auditoriums and other rooms as well as a large building that houses the Calouste Gulbenkian Museum and the art library. The entire complex is set in Gulbenkian Park, which was designed by Ribeiro Telles. In 1983, the Modern Art Centre, consisting of a museum and an education centre, was opened at one end of the park. The Instituto Gulbenkian de Ciência (a science institute) is situated inside a multi-building complex in Oeiras (outskirts of Lisbon), near the palace of the Marquis of Pombal. The Calouste Gulbenkian Foundation also has a delegation in the United Kingdom (UK Branch) and a centre in Paris (the Calouste Gulbenkian Cultural Centre). The Gulbenkian Orchestra is one of the major orchestras in Portugal. The foundation publishes books on a range of topics, including arts and educational policy.