Cruise editor Marc Shoffman reveals the slides, shows and sea views aboard the new vessel Get Travel Insider with Simon Calder. A newsletter packed with tips, deals, inspiration, and the latest travel news Get the Travel Insider newsletter with Simon Calder Get the Travel Insider newsletter with Simon Calder Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice I n a world where megaships are becoming almost routine, it can be