Zavaritski Caldera

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Zavaritski Caldera (Vulkan Zavaritskogo), also spelled "Zavaritskii" and "Zavaritsky", is a caldera system located in the centre of Simushir island, in the central Kuril Islands, Russia. The volcano is named after Alexander Nikolayevich Zavaritski, a scientist of the Academy of Sciences of the Soviet Union.

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