Big ships carry cars, food and toys across the ocean to other countries.
The goods are packed in giant metal boxes stacked high. Ships bring things from far away to shops near you.
More facts about Water Vehicles
Boats float on top of the water and carry people across rivers.
Submarines can dive deep down under the water.
Sailboats use the wind to push their big sails and move along.
Ferries carry people and cars across the water to the other side.
The biggest cargo ships can carry more than 20,000 boxes of goods.