There are 16 National Natural Landmarks in Alaska.
Name | Image | Date | Location | County | Description | |
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1 | Aniakchak Crater | November 1967 | King Salmon | Lake and Peninsula Borough | Part of the rarely visited Aniakchak National Monument and Preserve, this 3,400 year old volcanic caldera last erupted in 1931. | |
2 | Arrigetch Peaks | 1968 | Alaska | Conspicuous granite pinnacles rise thousands of feet above the surrounding glacial valleys of tundra and boreal forest. | ||
3 | Bogoslof Island | 1967 | Alaska | A prime example of volcanism at work. | ||
4 | Clarence Rhode National Wildlife Range | 1968 | Alaska | A excellent example of coastal and upland tundra habitat. | ||
5 | Iliamna Volcano | 1976 | Kenai Peninsula Borough, Alaska | Active stratovolcano with a 10,016-foot (3,053 m) summit and at least 10 glaciers. | ||
6 | Lake George | 1967 | Alaska | At the time of its designation, Lake George was the largest glacier- dammed lake in North America. | ||
7 | Malaspina Glacier | 1968 | Alaska | The largest piedmont glacier in North America | ||
8 | McNeil River State Game Sanctuary | 1968 | Kenai Peninsula Borough, Alaska | Concentration of bears fishing at the falls provides a world renowned bear viewing opportunity. | ||
9 | Mount Veniaminof | 1967 | Alaska | Contains a cupped ice field of 25 square miles (64.75 km2), the most extensive crater- glacier in the nation. | ||
10 | Redoubt Volcano | 1976 | Alaska | Second highest of the 76 major volcanoes of the Alaska Peninsula and Aleutian Islands. | ||
11 | Shishaldin Volcano | 1967 | Alaska | Explosive stratovolcano with a near perfect cone. | ||
12 | Simeonof National Wildlife Refuge | 1968 | Alaska | An ancestral hauling ground for sea otters. | ||
13 | Unga Island | 1968 | Alaska | Petrified logs and stumps along the shores are remnants of a sequoia or metasequoia forest. | ||
14 | Walker Lake | 1968 | Alaska | A striking and scenic example of a mountain lake at the northern limit of forest growth. | ||
15 | Walrus Island | 1968 | Alaska | The southernmost primary haul-out area for bull walruses | ||
16 | Worthington Glacier | 1968 | Alaska | One of the most road accessible glaciers in Alaska. |
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