with large enough cruise ships any entertainment company can easily offer integrated theme park-like and resort-like casino-hotel and services for a fraction of the cost. there are amusement park rides, rock climbing, zip lines, go kart races, surfing, jumbotron movies under the stars on these gigantic ships these days. labor cost is lower as it’s not subject to local labor regulations and laws since the cruiseline sails internationally and is usually registered in bermuda or the bahamas with laxed rules on entire operations. once out in international waters can operate casino openly with no casino fees nor taxation. moreover customers are a captivated, cornered, and captured audience for at least 6.9 days per sailing. can’t go anywhere or jump overboard so bo pian kena encouraged to buy drinks at usd$6.9 a glass including juices and soft drinks for all in the family. 2 grannies 2 parents 2 kids 1 maid add up to easily usd$50 per meal even though buffet and restaurant meals are included in booking package. plus internet access at usd$6.9 a day for each passenger that’s easily an additional $50 in 6.9 days. cruise lines love $6.9 surcharges, and they’ll nickel and dime you including crew tips and gratuities until you disembark. best is to buy all-inclusive packages plus specialty dining, wine and drinks, internet, crew gratuity, etc. without worrying about the account balance at end of trip.