These are 5 position alpha-numeric codes comprising the d series. All other level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association).
Alaska: Although Alaska enjoys a high volume of aurora activity, its cruises are not often mentioned as northern lights cruises. During the Alaska cruise season, it's rarely dark enough for the lights to be visible.
The best place to see the northern lights is in the far north like Alaska, Canada, Greenland, Iceland, Norway, Sweden, Finland and Siberia.In the southern hemisphere they have the Aurora Australis, the southern lights, which are best viewed from Antarctica.he best place to see the northern lights is in the far north like Alaska, Canada, Greenland, Iceland, Norway, Sweden, Finland and Siberia.