Cruising can be one of the most expensive or one of the most affordable vacations. It all depends on how much you know! Over our last couple cruises, we have learned some CRUISE SECRETS that are going to blow your mind and save you money! These are secrets that the cruise lines don't want you to know so make sure to try them out before cruise lines get wind of this article. Top 5 Cruise Secrets The Cruise Lines Don't Want You To Know 1. The Water Jug Secret ...