Arctic National Wildlife Range - Brooks Range, the hunting district lies in the Mollie Beattie Wilderness section of the Refuge. Mollie Beattie is the second largest wilderness district in the USA, and has an area of some 3,200,000 hectares. The district consists of the catchment of the River Hulahula and is bordered by the Franklin-mountains to the west and the Romanzof-mountains to the east. In the south lies the Continental Divide while to the north is the Arctic sea. This district includes some of the highest peaks in the whole of the Brooks Range, including i Mount Chamberlin (8,901 ft.) and Mount Michelson (8,855 ft.) as well as the Okpilak Glacier.