Koryaksky volcano towering over Petropavlovsk-Kamchatsky on the Kamchatka Peninsula. Siberia spans an area of 13.1 million square kilometres (5,100,000 sq mi), covering the vast majority of Russia's total territory, and almost 9% of Earth's land surface (148,940,000 km 2, 57,510,000 sq mi). More @Wikipedia
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