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
Geodesic dome Norway and in 2013 a glass and wood clad dome home was built in Austria. In Chile, examples of geodesic domes are being readily adopted for hotel accommodations either as tented style geodesic domes or glass-covered domes. Examples: EcoCamp Patagonia, Chile; and Elqui Domos, Chile. Although dome homes enjoyed a wave of popularity in the late 1960s and early 1970s, as a housing system, the dome has many disadvantages and problems. A former proponent of dome homes, Lloyd Kahn, who wrote two books about them ("Domebook 1" and "Domebook 2") and founded Shelter Publications, became disillusioned with them, calling them