Monster growth! The cruise boom at Carnival continues with debut of another new ship

Make that five new ships for Carnival Cruise Line in just 18 months. On Thursday, the world’s second-biggest cruise brand welcomed cruisers aboard yet another new vessel, the 4,126-passenger Carnival Firenze, for the first time in Long Beach, California. The 135,156-ton ship debuts just four months after Carnival unveiled the even bigger 5,374-passenger Carnival Jubilee …