Huge in Europe and other parts of the world, MSC Cruises is still gaining ground in North America and in Miami, where MSC Seashore is based.Īnd that's too bad, because as the line's first Seaside EVO-class cruise ship, the 4,540-passenger MSC Seashore deserves attention. MSC Seashore and cruise line, MSC Cruises, might not be household names in all of the ports where the ship sails.