My first B2B cruise; did the 8N followed by the 6N Embarkation: I arrived at Miami airport where Carnival has a check-in counter in the baggage claim area. They tell you to collect your baggage prior to check-in; however, unless you are taking a Carnival transfer to the port, check in first and then collect your bags to avoid the crowds that gather following baggage pick-up. Once you check in, once you get to the port terminal all you have to do is show your room key and you