A free site to get GIS data about various countries. This is part of the OpenStreetMap project and you should note that there is NO METADATA OR ACCURACY CHECKS on any of this data.
"The Centre for Pacific and Asian Studies (CPAS) was established in 1991. Developed from the former Centre for Australian and Oceanic Studies, the CPAS has an interdisciplinary character and covers Oceania, including Australia and New Zealand, Continental Asia and insular Southeast Asia. The Centre is hosted by the Cultural Anthropology research group within the Department of Anthropology and Development Studies at the University of Nijmegen." (quoted from website)
"The Center for Pacific Islands Studies, in the University of Hawai‘i at Mānoa School of Pacific and Asian Studies, is both an academic department and a larger home for initiatives that bring together people and resources to promote an understanding of the Pacific Islands and issues of concern to Pacific Islanders. Its innovative instructional program is regional, comparative, and interdisciplinary in nature." (quoted from website)