Great resource for comparing ship time vs port time

[S.E.]

I have seen many questions here regarding time zone differences at the ports. Here is an interactive world map that shows all the time zones in color. If you click on a time zone it will zoom in to show the smaller countries.

 

Since Carnival goes by ship time, compare your departing port with the ports you are stopping at.

 

http://www.worldtimezone.com/