Russian photographer Dennis Budko captured these stunningly surreal looking images of a snow tunnel discovered under melting snow on the Mutnovsky volcano in Kamchatka, in the far east of Russia.

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As EPOD states: “it was formed by a stream flowing from the hot springs associated with the Mutnovsky volcano. This stream flows beneath glacial ice on the flanks of Mutnovsky. Because glaciers on Kamchatka volcanoes have been melting in recent years, the roof of this cave is now so thin that sunlight penetrates through it, eerily illuminating the icy structures within.”