Cruisers don't need a Real ID to board their ship, but cruise lines strongly suggest travelers come prepared with a passport.

In an aerial view, Royal Caribbean's Icon of the Seas, billed as the world's largest cruise ship, heads out to sea ... And those who do not have an alternative acceptable form of identification ...

Cruise lines do not require REAL ID, but passengers need proof of citizenship or legal ... including another U.S. port, unless the ship is returning to the same port it left.

The deadline for a REAL ID, the enhanced drivers’ license and security cards known as STAR ID in Alabama, is May 7. After ...

As of May 7, you'll need a REAL ID-compliant identification card or other approved ID to board a commercial aircraft. What if ...