In order to compete, cruise lines like Caribbean, Norwegian and Carnival are going all out and adding rides, slides and even a roller coaster to their already mega ships.
원문출처 : https://www.cnn.com/videos/travel-play/2019/01/24/high-speed-cruise-ship-rides-travel-orig-2.cnn
원문출처 : https://www.cnn.com/videos/travel-play/2019/01/24/high-speed-cruise-ship-rides-travel-orig-2.cnn