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![Commander Mike Bernacchi (right), commanding officer of the nuclear-poweredattack submarine USS Alexandria, and a shipmate join NOAA's 200th celebrationfrom atop the world, after the submarine sail broke through the ice at the North Pole post0062.jpg Commander Mike Bernacchi (right), commanding officer of the nuclear-poweredattack submarine USS Alexandria, and a shipmate join NOAA's 200th celebrationfrom atop the world, after the submarine sail broke through the ice at the North Pole](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_post0062.jpg?itok=9FDXAYeo)
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Commander Mike Bernacchi (right), commanding officer of the nuclear-poweredattack submarine USS Alexandria, and a shipmate join NOAA's 200th celebrationfrom atop the world, after the submarine sail broke through the ice at the North Pole. The submarine was there with a Royal Navy submarine for Ice Exercise2007 in support of a University of Washington ice camp in the Beaufort Sea. (Image credit: NOAA 200th Anniversary Postcards from the Field)