BACK COPY, 19-APR-17 -- Super Explorers want to show you the ships and boats of the world, from the smallest dinghy to the largest cruiseship. '¢ Barques were used 5000 years ago in Ancient Egypt, but they looked a bit different than the ones we have today. '¢ Longships were Viking ships and could sail forward and backward. '¢ Harmony of the Seas, the biggest cruise ship, can carry 5400 passengers and 2300 crew '¢ In one minute, a fireboat can pump enough water to fill 1000 bathtubs. '¢ Hovercrafts travel on a cushion of air over water, land or ice. '¢ An aircraft carriers is like a floating airport.