Empire Earth is a PC game that allows the player to choose a civilisation and cultivate a culture. You build your own empire and engage in trading and battles with other civilisations. You can choose from several civilisations depending on your personal preference.
Insert the game disc into your computer's CD drive and allow the game to load.
Look over the options for civilisations in the start-up menu. If you want to choose an actual civilisation, uncheck the "Custom Civ" option.
Choose the civilisation you want to play as; in Empire Earth you can choose from a number of actual civilisations, such as Ancient Greece, Babylonia and Carthage.