Aleutian Range - a mountain range on the Alaska Peninsula in the Pacific zone of the Cordillera of North America, in the United States; east (continental) continued ridge of the Aleutian Islands. Length of about 970 km. Formed chain young Neogene-Quaternary volcanic cones. Height up to 2507 m (Mount Benjamin). 10 active volcanoes (Iliamna, Katmai, Pavlov and others.). Traces of ancient glaciation. On the highest peaks - the eternal snow and glaciers. On the slopes - subarctic tundra and mountain meadows. Katmai National Park, National Monument Aniakchak. The ridge was discovered, I put on the map and studied Russian pioneers in the XVII century.