Drinks, swimsuits, warm weather, and that relaxed feeling that comes with being on vacation. It doesn't take much of an imagination to understand why a cruise makes seemingly every couple become overtaken with the urge to have a little hanky-panky. And with a private balcony that overlooks some of the most stunning views you can imagine, it also doesn't take much to understand what causes many people to want to make romance outside in the fresh air. Add in the fact that the cruise ship will l...