Originally Posted by
iapetus
I'm pretty sure that it is. It defnitely was the last time I visited, which, admittedly, was years ago. But I'm planning a trip in June and have been looking over the BVG map a lot lately (as well as digging up threads about Berlin

).
I used this card last summer when visiting Potsdam to check out the Unesco World Heritage Site. Just make sure to get it validated for the day/days you use such pass.