7. Mobile, Alabama

Located in the heart of downtown on scenic Mobile Bay, this cruise terminal here is close to both eateries and attractions like the USS Alabama Battleship Memorial Park, History Museum of Mobile, and historic Dauphin Street. While you cruise, your vehicle is secure in a convenient, 500-space parking deck that's attached to the terminal. This is the home port of Carnival Fantasy, which will offer four- and five-day cruises to the Western Caribbean, starting in November 2016.