photo and video
Recovering a 300 years old naval cannon
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URC RGS' author book launch
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Gogland-2017
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Kerch strait-2017
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Going to Island Matua
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The Battle of Gangut. Searching for trails of the first Victory
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Manned submersible emergency drill
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Manned submersible. Blue lake-2016
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"Contraband. Three Centuries Underwater"
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Concept of the Russian manned submersible
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