Question: For which feat of endurance is the Norwegian explorer, photographer, writer and former deep sea diver for the oil industry whose diving was mostly carried out in a marginal sea of the Atlantic Ocean located between Great Britain and Scandinavia and whose name is Børge Ousland, best known?
Sentence (from "North Sea"): An epeiric (or "shelf") sea on the European continental shelf, it connects to the ocean through the English Channel in the south and the Norwegian Sea in the north.
Relevant evidence: No