The U.S. Coast Guard Cutter Healy is the only Coast Guard ship that sails to the Arctic regularly, so it's an invaluable resource for scientists conducting research of all kinds, from testing polar defense technology to learning about climate.
Coast Guard crews aboard this ship must commit as many as three years of their life to these missions.
Meet some of the people who turn this 16-ton science lab into the nation's most remote, self-sustaining city.
Read more: Healy crew cruises between Arctic Missions
Alaska Dispatch Publishing