Longer than The Shard and wider than a Boeing 747 wingspan: The world's largest cruise ship sails into the UK for the first time

Oasis Of The Seas stopping in Southampton for just one day, before departing for the US 1,187ft Royal Caribbean vessel is longer than the Shard and wider than Boeing 747 Cruise ship has outdoor park with 12,000 plants, 82-ft zip wire, and high-diving performance venue