Emma Maersk - World's Largest Cargo Ship can have 15,000 containers and a 207' beams. It only takes 13 men to operate this .25 kilometer ship. (A normal US aircraft carrier which is half of size has 5000 men serving) The ship canot cross panama or Suez canel. It is way too big for it. The speed of 31 mph makes it 4 times faster than a normal cargo ship. It was was built in five sections. It is named Emma Maersk. The command bridge is higher than a ten story building.