1/ The soda package costs $4pd child/$6pd adult (+15% tip) - you can drink coke/juices etc. A complimentary Coca Cola souvenir cup is included as part of the package.
2/ North American standard, 110 volts AC is used on all ships, also European standard. European standard (220 volts AC, round prongs). . Outlet adapter is required for both.
3/ The laundry costs are actually very reasonable - if you go to RCL website and go to FAQ and type in Laundry you will see the costs.
4/ You will get a shore excursion booklet but if you research it is easy to DIY.
Further to : Juices that are included in this package are orange juice, grapefruit juice, pineapple juice and cranberry juice. Please note that juices are always complimentary at Breakfas.