 This has included the process to designate the Historic Centre of Angra do Heroísmo as a UNESCO World Heritage site (1981–1983), the diffusion of international texts on the preservation of historical buildings and many collaborative efforts between the Institute and the Regional Secretariat of Education and Culture ().It publishes an annual bulletin that includes fundamental studies of the history, ethnography and documents of cultural interest relative to the Azores.Further, it has been a publisher of larger works that are larger in scope and provide detailed examinations of society in the Azores.