This polygon shapefile contains the first-level administrative divisions of South Korea (adm1). Level 1 divisions include metropolitan cities and provinces. This layer is part of the Global Administrative Areas 2015 (v2.8) dataset. Hijmans, R. and University of California, Berkeley, Museum of Vertebrate Zoology. (2015). First-level Administrative Divisions, South Korea, 2015. UC Berkeley, Museum of Vertebrate Zoology. Available at: http://purl.stanford.edu/dk009rq9138 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.