We are in the age of the mega cruise ship, with six of the 10 biggest on Earth setting sail since 2018. Furthermore, 11 more vessels in excess of 200,000 gross tonnage (GT) are planned, including Wonder of the Seas by Royal Caribbean International, which will take the top spot when she is unveiled in 2021.

MSC Grandiosa (pictured), which entered service on November 10, is the newest behemoth – but where does she stand in the overall ranking? Read on to find out.