RailSimulator.com pushes the boundaries of simulation once again with Train Simulator 2013, the latest addition to the multi-award winning series. Feel the power as you drive some of the world's mightiest machines on railroads across the globe.Go to: http://store.steampowered.com/ and download STEAM client
Click “Install Steam” (from the upper right corner)
Install and start application, login with your Account name and Password (create one if you don’t have).
Please follow these instructions to activate a new retail purchase on Steam:
Launch Steam and log into your Steam account.
Click the Games Menu.
Choose Activate a Product on Steam…
Follow the onscreen instructions to complete the process.
After successful code verification go to the “MY GAMES” tab and start downloading.