Princess Cruises says guests who've booked the Sanctuary Collection cabins on its new Sun Princess and upcoming Star Princess will get an all-inclusive package and access to a private lounge. Princess CruisesPrincess Cruises says its new Sun Princess and upcoming Star Princess will have all-inclusive cabins.Guests who've booked the new Sanctuary Collection category would get an inclusive package and private lounge.It's a move that could appeal to ultra-luxury cruisers.If you want to go on an all-inclusive vacation at sea, you no longer need to book an ultra-luxury, ultra-expensive cruise line.Just sail on Princess Cruises' new ship instead.In October, Princess says its two-month-old Sun Princess will debut in the US with the company's first-ever Sanctuary Collection, an adult-only lounge exclusive to guests who've booked one of the collection's high-end cabins.