Museum Barberini is just one of the attractions in Innenstadt Potsdam, Potsdam so you might want to stop by during your trip. If you want to experience more of the culture Potsdam has to offer, head to Potsdam Harbour, Potsdam Christmas Market, and Potsdam's Brandenburg Gate.
You can browse the exhibits at Einstein Tower, a museum with a story of its own, during your trip to Potsdam. While you're in the area, wander around the gardens.