Iliamna地形图
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关于这张地图
名称：Iliamna地形图、海拔、地势。
地点：Iliamna, Lake and Peninsula, Alaska, United States (59.73323 -154.84303 59.77323 -154.80303)
平均海拔：21 米
最低海拔：8 米
最高海拔：49 米
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Aniakchak National Monument
United States > Alaska > Lake and Peninsula
The national monument is centered on the 6-mile (9.7 km) diameter crater of ancient Mount Aniakchak, which was destroyed and the resulting crater formed during a caldera collapse event about 3,700 years ago. The original mountain, about 7,000 feet (2,100 m) tall, collapsed into its magma chamber, leaving an…
平均海拔：376 米
