Like precarious stepping stones, the Aleutian Islands span the seas between the New and Old Worlds - reaching westward from the Alaska Peninsula to within 500 miles of the Asian peninsula of Kamchatka. Situated between the Bearing Sea and the Pacific Ocean, along the seam of the Pacific and American geologic plates, this 1,100 mile long archipelago has been, and continues to be, the locus of climatic and tectonic events.


Last updated: December 6, 2020

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Mailing Address:

Affiliated Areas, Alaska Regional Office
National Park Service
240 W 5th Avenue

Anchorage, AK 99501


(907) 644-3472

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