The Persian Milestones are a group of special technologies available for the Persian Civilization.
The following are exclusive Milestones are exclusive to the Persian Civilization and are unlocked at levels 5, 10, 20, 30 and 40. At each Milestone, the player can choose between two specialized bonuses to improve his effectiveness in all quests (excluding PvP). Milestone Techs can be found in the Technology page at the Capital City's Palace. Unlike other Tech Tree choices, the Milestone techs can't be reset. Any Civillization can select one unlocked milestone from each Civillization they own to be used along with their own milestones.
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