Joerg Albrecht Chicago, Illinois, United States     The Klinikum Aachen with helipad The Klinikum of the Rhenish-Westfalian Technical University in Aachen (Aix-la-Chapelle) evokes reactions in everyone who sees it. As seen from the nearby rolling pastures of the Dutch border, its towers abruptly obstruct  the countryside like a beached aircraft carrier. Even closer, viewed…