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
Monolithic dome numerous demonstrated engineering advantages, there are also some disadvantages, both engineering and social. Social disadvantages of monolithic domes are to a large degree shared by geodesic domes, due to the similar shape and unorthodox construction. These disadvantages are: The largest monolithic dome in the world is the home of Faith Chapel Christian Center in Birmingham, AL, which is tall, and in diameter. Inside is a floor area of in two levels. Some communities in the United States have chosen to use monolithic dome technology in the construction of new schools. A map of recently built monolithic dome schools can be