Montreal Olympic Stadium and surrounding structures, are but a few notable examples of the city's 20th-century architecture. Pavilions designed for the 1967 International and Universal Exposition, popularly known as Expo 67, featured a wide range of architectural designs. Though most pavilions were temporary structures, several have become landmarks, including Buckminster Fuller's geodesic dome U.S. Pavilion, now the Montreal Biosphere, and Moshe Safdie's striking Habitat 67 apartment complex. The Montreal Metro has public artwork by some of the biggest names in Quebec culture. In 2006 Montreal was named a UNESCO City of Design, only one of three design capitals of the world
S-Bahn Mitteldeutschland in both directions, which ran to Gaschwitz in the south. Later lines were built out to Wurzen in the east and Grünau in the West. On 29 February 1968, the Leipzig Bezirk government decided to build an S-Bahn network. Already at the spring trade fair, the "S-Bahn-style rapid transit" system was demonstrated between the main station and the newly established "Messegelände" (Exhibition Center) stop. By 12 July 1969, the S-Bahn network was expanded to the entire heart shape, in order to cope with traffic volume of the 5th East-German Gymnastics and Sports Festival (). The two branches were named S1