A cruise ship is a passenger ship used for recreational and leisure voyages, in which the journey itself and the onboard amenities, attractions, activities and entertainment options are integrant part of the cruise experience. From technical perspective they are highly advance ships fitted with most sophisticated equipment available in the market. Modern cruise ships use diesel-electric pod propulsion for superior maneuverability when entering ports. To increase the passenger comfort most cruise ships utilize stabilizers to reduce the rolling in heavy weather. A mega cruise ship is nowadays able to accommodate more than 5,000 persons and are currently the largest and more sophisticated vessels in the world.