Brazil tourists in 2005. In 2005, Rio de Janeiro, Foz do Iguaçu, São Paulo, Florianópolis and Salvador were the most visited cities by international tourists for leisure trips. The most popular destinations for business trips were São Paulo, Rio de Janeiro and Porto Alegre. In 2006 Rio de Janeiro and Fortaleza were the most popular destinations for business trips. Technological research in Brazil is largely carried out in public universities and research institutes, with the majority of funding for basic research coming from various government agencies. Brazil's most esteemed technological hubs are the Oswaldo Cruz Institute, the Butantan Institute, the Air
Ibero-American Institute "Ibero-Online.de" appear lectures held at the IAI which can be downloaded in PDF format. Bibliographies from the IAI holdings on certain topics and numerous publications are also available online. Ibero-American Institute The Ibero-American Institute or IAI (, is an interdisciplinary institution located in Berlin, Germany for academic and cultural exchange between Germany and Latin America, Spain, Portugal and the Caribbean. It is the largest non-university research center for Latin American Studies outside of Latin America. It also features the largest specialized library in Europe on Latin America, Spain, Portugal and the Caribbean. In addition to a large rare book collection,