Aniakchak National Monument and Preserve(redirected from Aniakchak National Preserve)
Aniakchak National Monument and Preserve
Aniakchak National Monument and Preserve (ănēăkˈchăk), on the Alaska Peninsula, SW Alaska. Located in the Aleutian Range, the monument (137,176 acres/55,556 hectares) and surrounding preserve (465,603 acres/188,569 hectares) feature the Aniakchak volcano (4,420 ft/1,347 m high), which last erupted in 1931. Aniakchak was proclaimed a U.S. national monument in 1978 and established as a national monument and preserve in 1980. The Aniakchak's caldera is c.6 mi (9.7 km) in diameter and contains Surprise Lake, the source of the 63-mi (101-km) Aniakchak Wild River. The surrounding preserve has many varieties of wildlife. See National Parks and Monuments, table.
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