Observatory

Canton Tower IBA 2005-2010 Guangzhou, Guangdong, China Centre Point Robert Seifert 1963-1966 101–103 New Oxford Street, Londres Jin Mao Tower Owings & Merrill Skidmore 1994-1998 Shanghai, China Kuwait Tower Malene Björn 1971-1976 Kuwait City, Kuwait Sears Tower – Willis Tower Owings & Merrill Skidmore 1970 - 1974 Chicago, Illinois, United States Television Tower in Berlin – Fernsehturm Hermann Henselmann 1965-1969 Berlin, Germany Tokyo Sky Tree Nikken Sekkei Group 2088-2012 Sumida, Tokyo, Japan