Luederwaldt Architekten Luederwaldt Architekten 2019 Luederwaldt Architekten is an awarded architecture studio based in Cologne. With art direction by Studio Hugo Hoppmann, our art director Philipp Engel and creative developer Dirk Friedrich created the studio’s website. Webdesign from the Archive see all Zona Naturista Wegekreuze “verloren, vergessen…” Scope