We started with a group cruise with friends many years ago.  One of the couples had cruised Princess before and was highly complimentary.  On top of that Princess is one of two lines which seem to have the most polished product for Alaska cruises.   As others have and will mention, itinerary quality is excellent.  I think that speaks to how long they have been in operation.  It is both experience with creating a logical and enjoyable itinerary, but also having long term relationships w