A huge rig puts the container on a freight-train flatcar. An electric locomotive pulls a long freight train. Its tank cars carry liquids like oil or chemicals. Passenger trains usually have dining car. This one has a mail car too, where postal workers sort letters.
Most freight trains have a caboose at the end, where the crew can relax when they take a break.
Early steam engines burned wood instead of coal. Many of these old locomotives are now in train museums. To warn people and animals to stay away from the tracks, some locomotives had bright headlights and loud whistles. Others had bumpers in front, called cowcatchers, which kept the tracks clear of debris. Most locomotives today are run by diesel fuel or electricity.