A group of Russian sailors have nearly succeeded in piloting their homemade boat through the Northwest Passage.

The 25-foot trimaran is crossing from Canada’s eastern Arctic territory Nunavut into Northwest Territories waters. The four men on board are taking part in the Orion Expedition, a multi-year, round-the-world trans-Arctic trip.

They left St. Petersburg, Russia a few months ago, piloting their boat through the Baltic and North seas and across the Atlantic.

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