Question: what are best cruise lines?
Answer: #1. Royal Caribbean International. #1 in Best Cruise Lines for the Money. ...  #2. Celebrity Cruises. #2 in Best Cruise Lines for the Money. ...  #3. Norwegian Cruise Line. #3 in Best Cruise Lines for the Money. ...  #4. Princess Cruises. ...  #5. Carnival Cruise Line. ...  #6. Holland America Line. ...  #7. MSC Cruises. ...  #8. Costa Cruises.