The defensive wonders are just hard to place strategically if you have more than one. They all need to be in the middle, but then all the other defensive buildings are so spaced out that they become ineffective.
i still have one side of the Forrest left to clear but what happens when CWA comes, and the next age after that... any of you donks think beyond what you .see right now, any of you ever think about improvement, guess not, you should working for Nexon.