Formed by the collapse of the Mount Mazama volcanoes approximately 6, 850 years ago, this caldera (crater) lake is located in Oregon.
这座位于美国俄勒冈州(Oregon)的火山湖是大约6 850年前马扎玛火山(MountMazama)坍塌形成的。
Formed by the collapse of the Mount Mazama volcanoes approximately 6, 850 years ago, this caldera (crater) lake is located in Oregon.
这座位于美国俄勒冈州(Oregon)的火山湖是大约6 850年前马扎玛火山(MountMazama)坍塌形成的。
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