One of the weirdest looking buildings in Europe could easily be the large hospital of Aachen. The Klinikum Aachen, full German name "Universitätsklinikum Aachen" (University Hospital Aachen), abbreviated UKA, formerly known as "Neues Klinikum", is the largest hospital of europe located in Aachen in Germany. It is part of the University of Aachen and contains its whole medical faculty. Seen from far away, for many visitors the Klinikum Aachen looks like a giant power plant rather than a hospital.
This is due to the huge striped ventilation pipes that are attached to the outer walls and the 24 " towers" that protrude above the main building:
This building was designed as a health factory, the product enters the "factory" sick and leaves it healthy.