Melville Island is a member of the Canadian Arctic Archipelago, Canada with an area of . No one lives on Melville Island. It is the 33rd biggest island in the world and Canada's 8th biggest island. Melville Island is shared by the Northwest Territories, which has the western half of the island, and Nunavut, which has the eastern half. The mountains on Melville Island are some of the biggest in the western Canadian Arctic. Some of them reach heights of one kilometre.