In 1971, a team led by German architect Frei Otto made a feasibility study for an air-supported city dome two kilometers across that could house 40,000 residents.
Frei Otto, the German architect and engineer famous for membrane and tensile structures such as the Olympic Stadium in Munich, visited his office in 1951 during the construction of the Raleigh Livestock Arena, and Edmund (Ted) Happold worked for a couple of years in his office.
Otto von Bismarck | Otto | Otto III | Otto Piene | Otto I, Holy Roman Emperor | Otto I | Otto Preminger | Otto II | Otto Dix | Eduardo Frei | Otto Natzler | Otto II, Holy Roman Emperor | Otto Binder | Otto Skorzeny | Otto Schenk | Otto of Brunswick | Otto Kerner, Jr. | Otto Steinbrinck | Otto Kerner | Otto IV, Holy Roman Emperor | Otto IV | Otto III, Holy Roman Emperor | Otto Braun | Miranda Otto | Frei Otto | Otto-Werner Mueller | Otto Schmidt | Otto Muehl | Otto Lilienthal | Otto Klemperer |
Zevi participated in the influential International Architecture Symposium "Mensch und Raum" (Man and Space) at the Vienna University of Technology (Technische Universität Wien) in 1984, also attended by Justus Dahinden, Ernst Gisel, Jorge Glusberg, Otto Kapfinger, Frei Otto, Ionel Schein, Dennis Sharp, Paolo Soleri, and Pierre Vago.
Among the perticipants were Pierre Vago as well as, amongst others, Justus Dahinden, Dennis Sharp, Bruno Zevi, Jorge Glusberg, Otto Kapfinger, Frei Otto, Paolo Soleri, Ernst Gisel, Ionel Schein.
Wilkhahn is also known for the architecture of its production sites, the pavilions in wood-hanging construction by Frei Otto, already famous for his work on Munich’s Olympic Stadium, and the production halls by architect Thomas Herzog.