Carnival’s vegan menu has more in common with the standard dinner menu than you might think, with the caveat that all of the proteins it features are plant-based. For example, there was a shrimp cocktail and Caesar salad on Heald’s vegan menu, but with some crucial ingredient substitutions.

Related: Carnival Cruise Line passengers share special celebration tips. Some of these optional extras seem like cruise essentials to some passengers, but their costs can make cru

This hobby has become very popular on Carnival, Royal Caribbean, MSC Cruises, and Disney Cruise Line ships. Most cruise lines don't officially embrace duck hiding and just look the other way, but Carnival tacitly accepted it in November by adopting a duck-hiding-related on-board character.

The cruise line's last gift was met with a lot of pushback. This one seems as if it will be a lot more popular.