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Spectacular ice cave near Mutnovsky volcano in Russia

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)

(Photo: huanqiu.com)
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