A luxury cruise ship sets sail for the Arctic, thanks to climate change

The Crystal Serenity is embarking on a first-ever Arctic cruise Tuesday. The once forbidding Arctic region, home to polar bears and ice-covered seas, has melted enough that this summer it’s open not only for shipping but high-end tourism. The proof lies in the Crystal Serenity cruise, a luxury tour of the Arctic that promises to carry passengers through the storied Northwest Passage and across the roof of the world.