Before the pandemic, it can be said that there was no industry had developed as strongly as the cruise industry. At first, cruise travel was only for the rich, but after a while, many cruise lines grew, and they built more and more ships with ones that could carry up to thousands of passengers, then expanded to provide services for the middle class. Large cruise companies began to open more cruise lines, expanded their operations to many other countries. Not only the West, but Asian countries have also begun to develop this type of tourism. The cruise industry has developed explosively with the establishment of a series of cruise lines, especially high-class ones.
The industry has grown so well thanks to some key factors. Firstly, passengers can stay on the ships for months without having to move heavy luggage, no need to move from one airport to another, and no need to check-in at each destination. In general, the troublesome processes are reduced for cruise tourists, especially since the rich tourists usually require more convenience. That is the advantage that cruises can offer. Besides, on a cruise, passengers can go through 30 countries, even 100 countries depending on the journey, without having to change flights or rooms. Even within 2 or 3 days, they can reach another country. In addition, the facilities and entertainments on the ship are also better than on the plane. There are movie rooms, swimming pools, restaurants, wedding rooms, etc. The ship is like a floating city with all the amenities.