The Calouste Gulbenkian Foundation (), commonly referred to simply as the Gulbenkian Foundation, is a Portuguese institution dedicated to the promotion of the arts, philanthropy, science, and education. One of the wealthiest charitable foundations in the world, the Gulbenkian Foundation was founded on 18 July 1956 according to the last will and testament of Calouste Sarkis Gulbenkian, a Portugal-based oil magnate who bequeathed his assets to the country in the form of a foundation. Gulbenkian the Armenian oil magnate had one of the largest private art collections in Europe, which is housed in the foundation's Calouste Gulbenkian Museum in Lisbon. The foundation hosts numerous institutions and initiatives including the Gulbenkian Orchestra, Gulbenkian Science Institute, Gulbenkian Prizes and the Gulbenkian Commission. Organization Located in Lisbon (civil parish of Avenidas Novas), the Foundation's premises opened in 1969 and were designed by Ruy Athouguia, Pedro Cid, and Alberto Pessoa. In addition to Foundation offices, the complex includes an auditorium, exhibition space, congress facilities, and a large building designed specifically to house and display Museum and art library. These are set in Gulbenkian Park, which was designed by Ribeiro Telles. In 1983, the Modern Art Centre was added at one end of the park. Calouste Gulbenkian Museum The Calouste Gulbenkian Museum (), founded in conformity with his last will and testament, accommodates his collection of mostly ancient and classical art, but including some individual modern pieces. Instituto Gulbenkian de Ciência The Instituto Gulbenkian de Ciência (IGC, a science institute) is not situated on the same premises but its own complex in Oeiras (outskirts of Lisbon), near the palace of the Marquis of Pombal. The institute is an international centre for biological and biomedical research and graduate training. Founded in 1961, the IGC is organised in small independent research groups that work in an environment designed to encourage interactions with minimal hierarchical structure. The scientific programme is multidisciplinary, including Cell and Developmental biology, Evolutionary biology, Immunology, Host-pathogen interaction, Disease Genetics, Plant Biology, Neurosciences, Theoretical and Computational biology. Gulbenkian Orchestra The Gulbenkian Orchestra () is a Portuguese symphony orchestra based in Lisbon. The orchestra primarily gives concerts at the 1,228-seat Grande Auditório (Grand Auditorium) of the Foundation's main premises. Established in 1962 as the Orquestra de Câmara Gulbenkian (Gulbenkian Chamber Orchestra) with 12 musicians, it has subsequently expanded in size and took on its current name in 1971. Gulbenkian Ballet Gulbenkian ballet was a Portuguese classical