The submarine headed back to its base on the Kola Peninsula, by the Barents Sea, which took five hours.

BBC: Eyewitness: Tragedy of Soviet nuclear submarine K-27

Being an avid Atlantic salmon fisherman, he knew about Russia's Kola Peninsula.

FORBES: Catch and Release

Russia will likely mine a significant amount of PGMs from the deposits on the Taimyr Peninsula and the Kola Peninsula during the next decade, specific PGM supply sources from Russia are changing, he said, as the geology changes.

FORBES: USGS: Sources Of PGMs From South Africa, Russia Likely To Change

Even the rivers of the Kola peninsula, so heavily promoted by American and British travel companies, now seem under threat, with biologists estimating that poachers kill up to 50% of the salmon run on the Kola River and as much as a third on the Umba, Kharlovka and Rynda.

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