Crystall ice of Baikal lake, Olkhon island, Russia

size: 244303
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sha256: a7dc6d88fa34d9af124aa250f847a84a289e4e5da3052c7e9ee440e8b1570a42

size: 281711
sha1: a35404f4a8aed65432bd983c8b192a8e61990a2d
sha256: 489f2e2003d93b0c6c72e4c9d971ac36534bf3c8c97eef92c79462f2473403b8