Enter the cruise line Hurtigruten, which offers a Northern Lights Promise on some of its Norwegian coastal voyages. If ...

It’s 1:38 a.m. and I’m jolted awake by the ping of a WhatsApp text. “The Northern Lights are out,” it reads. The text is ...

To get from A to B, you must first get to A, and there it is, right outside the porthole, gleaming in the pre-breakfast sun.