The Wheel is usually the first advance a C-evo nation will seek, because it gives an almost immediate increase in the speed at which advances are discovered. The effect is doubled when you build a Superhighways system, but that will provide no benefit under Despotism.
| Prerequisite |
| Wheel (C-evo): Allows: One additional trade point on every "plain terrain" tile that contains a road|
Has military or other value: Nil
| Needed for |
Bridge Building and Invention