One of the reasons we started sailing with Princess many years ago was they limited the number of kids onboard.  I can recall many threads here on CC where people tried to book a family cruise on Princess and were told they had already met the number allowed for that specific sailing and could not book with kids.  We're not 'anti-kid' by any means, but did appreciate the limited number of kids.  I am going to research Virgin Cruises options due to the adults-only atmosphere -- it might be someth