Without a doubt, there are many other factors to the game. If you find it confusing anyhow, you must check out the CIV 5 Gameplay tutorial for a comprehensive understanding of the CIV 6 plot. In the gameplay, the gamers are required to do some improvements in order to untangle the hex-based grid in the city, but the twist comes in when the improvements cannot be placed in the hexes within the city, but only in the bounds of the city.
