In Age of Mythology, Greek civilizations may produce at the Archery Range soldiers trained to fight with missile weapons. They may also raise the quality of these units and research improvements to make them more effective. 

By the time of Philip and Alexander of Macedon, pure Hoplite infantry armies were at a major disadvantage when fighting against mixed armies of infantry, archers, and cavalry. Thereafter, most effective ancient armies combined all arms. Soldiers using missile weapons like the bow and javelin required substantial skill and training to be effective, however. To reach a minimum level of proficiency they practiced at the Archery Range.