Manage a railroad or drive the train in train simulation games. Listed below are free train sims, some where modeled after retail games.
Back in 1990 Sid Meier and MicroProse released Sid Meier's Railroad Tycoon. With the release of Sid Meier's Railroads, Railroad Tycoon is available for free.
"Simutrans" is a transport and economic sim game. The graphics are not impressive, but very well done for a freeware game.
What is D-Rose? It is: "D-Rose is Dave's Railroad Operations Simulation Environment. That means that this is a program to simulate running an entire railroad. You get to do any job on the railroad (like dispatcher, surveyor, president and engineer), or sit back and watch."
Build a model train set in "Miniature Train Simulator." The game comes with lots of tracks, trains, and decor to use in designing the tracks.
This game is all about being a train dispatcher. The job is similar to an air traffic controller.