What are some of the major cruise lines running out North America?

* Carnival Cruise Lines is one of the largest cruise lines in the world, and it operates a variety of ships that sail to destinations in the Caribbean, Mexico, Alaska, and Europe.

* Royal Caribbean International is another major cruise line, and it offers a wide range of ships and itineraries that sail to destinations all over the world.

* Norwegian Cruise Line is known for its freestyle cruising concept, which allows passengers to choose their own dining times, activities, and entertainment.

* MSC Cruises is a European cruise line that is growing in popularity in North America. MSC offers a variety of ships and itineraries that sail to destinations in the Caribbean, Europe, and South America.

* Disney Cruise Line is a family-friendly cruise line that offers a variety of ships and itineraries that sail to destinations in the Caribbean, Mexico, Alaska, and Europe.

* Holland America Line is a premium cruise line that offers a variety of ships and itineraries that sail to destinations in the Caribbean, Alaska, Europe, and South America.

* Princess Cruises is another premium cruise line that offers a variety of ships and itineraries that sail to destinations in the Caribbean, Alaska, Europe, and Asia.

* Viking Ocean Cruises is a new cruise line that offers a variety of ships and itineraries that sail to destinations in Europe, the Mediterranean, and the Caribbean.