ÜbersichtEnglishQuestions?What's the maximum level you can upgrade your buildings?

What's the maximum level you can upgrade your buildings?
01/10/15 13:03
What's the maximum level you can upgrade your buildings?
Gepostet am 01/10/15 13:03.
01/10/15 13:15
20
Gepostet am 01/10/15 13:15.