How a cruise ship navigates Greenland's icebergs and extreme Arctic conditions

Source: Business Insider

We went aboard a cruise ship navigating some of the world's most dangerous waters. In the Arctic, drifting icebergs, sea ice, sudden storms and fierce winds make sailing unpredictable. Yet every year, around 100,000 cruise passengers travel to Greenland to explore its remote coastline and experience one of the world's last great wildernesses.