FreeGameEmpire

 is a website specializing in offering free video games. It has a clever emulator system allowing old games to be played on modern computers.

Quoting from its home page, it is:
 * "... a webpage dedicated to playing classic old games We have developed a game system that allows you to play the games instantly from your web browser without the need of complex user-unfriendly emulator settings.
 * "All games on our page are tested and prepared to be run by a single click for your maximal game experience. The Emulator Starter application used to run the games uses Dosbox DOS emulator ... "

The over 400 games include Railroad Tycoon, Railroad Tycoon Deluxe and Advanced Civilization, a version of the board game developed by Avalon Hill.