Learn About the Park

high altitude view of Aniakchak caldera
Aniakchak was a towering 7,000 foot tall volcano until its summit collapsed during a massive eruption about 3,700 years ago.

NPS/M. Williams

Aniakchak and its six and half mile (10.4 km) wide caldera was unknown to all but area Natives until the 1920s. Today, few people visit this remote wilderness.

Human History and Culture: Historically, this area formed the boundary between Aleut (Unangan) and Alutiiq (Sugpiaq) people.

Nature: Aniakchak's geology and natural history tell a story of catastrophic change and the resilience of life.

Management: Aniakchak National Monument and Preserve is managed by National Park Service staff to preserve unimpaired its natural and cultural resources and values for the enjoyment, education, and inspiration of this and future generations.

News: Stay connected to Aniakchak for the latest updates.

Photos: Browse a collection of photos from the monument and preserve.

Last updated: December 15, 2015

Contact the Park

Mailing Address:

PO Box 245
KIng Salmon, AK 99613


(907) 246-3305

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