DO NOT FORGET! to get one of the If you need to drive a car, and you better get one!
The International Driver’s Document issued by IDL Services is an official translation of a national or domestic driver’s license, which allows the motorist to drive in different territories (more than ) without experiencing difficulties with various language barriers. This International Driver’s Document, however, is valid only with the original driver’s license, which must be currently valid…
source to this post: International Driver License
From the Cruises website