 Several outlying islands near mainland Luzon are considered part of the Luzon island group.The largest include Palawan, Mindoro, Masbate, Catanduanes, Marinduque, Romblon and Polillo.The island is covered by 8 administrative regions, 30 provinces and, , 68 cities (8 regions, 38 provinces and 71 cities if associated islands are included).