Berlin Wall in front of the German Technology Assessment Center (GTAC) in Yokohama Published 17. Juni 2015 at 1200 × 855 in Berlin Wall in front of the German Technology Assessment Center (GTAC) in Yokohama ← Previous Next → Berlin Wall in front of the German Technology Assessment Center (GTAC) in Yokohama. © by TÜV Rheinland GTAC of TÜV Rheinland Group in Yokohama