South and North city gate

Upgrades
! rowspan="2"|Level ! colspan="5"|Resources needed to upgrade ! rowspan="2"|Time (hh:mm:ss) ! rowspan="2"|Fame ! width="50"|Age ! width="50"|Wood ! width="50"|Stone ! width="50"|Metal ! Requirements
 * 1
 * Dark
 * 1200
 * 1800
 * 1200
 * Military Center lvl 5
 * 00:01:00
 * 1
 * }
 * }