The King Charles Islands consists of four islands: King Charles Island, Philsby Island, Nordberg Island and Astling Island. The main settlement on the islands is Charles Town, with a permanent population of 95. Philsby and Nordberg form the Polar National Park, the northernmost park in Cymbrania. Astling serves as a base for the Royal Cymbranian Navy. The highest point is Gallup Peak, a 2,900m mountain on Philsby Island.