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This is a list of tallest freestanding structures in the world past and present. To be freestanding a structure must not be supported by guy wires, the sea or other types of auxiliary support. It therefore does not include guyed masts, partially guyed towers and drilling platforms but does include towers, skyscrapers (pinnacle height) and ...
Was briefly the tallest tower in the world in 2010. Second tallest tower in the world. 3: CN Tower: 553.3 m (1,815 ft) 1976: Concrete Canada: Toronto: Tallest freestanding structure in the world 1975–2007, and the world's tallest tower until 2009; tallest in the western hemisphere: 4: Ostankino Tower: 540.1 m (1,772 ft) 1967 Russia: Moscow
That was in turn surpassed by the 1,368-foot-high (417 m) Twin Towers of New York's original World Trade Center in 1972, which were in turn surpassed by the Sears Tower in Chicago in 1974. Now called the Willis Tower since 2009, it was 1,451 feet (442 meters) to its flat rooftop, or 1,518 feet (463 meters) including its original antennas. [ 22 ]
93.5 m (307 ft) 4: Yes: 1914: Freestanding Tower: Bell Tower (original) Clock & Bell Tower (current) USA: Berkeley: Clock was added in 1926. With the addition of the clock now the second tallest freestanding clock tower in the world [45] 30: Lendinara bell tower: 92.5 m (303 ft) 1: Yes: 1857: Tower building: Religious: Italy: Lendinara [46] 31 ...
The tallest structure in the world is the Burj Khalifa skyscraper at 828 m (2,717 ft). Listed are guyed masts (such as telecommunication masts), self-supporting towers (such as the CN Tower ), skyscrapers (such as the Willis Tower ), oil platforms , electricity transmission towers, and bridge support towers.
CN Tower, 553 m (1,814 ft), tallest free-standing structure in the world on land until 12 September 2007, when it was surpassed by the Burj Khalifa (officially surpassed when the Burj Khalifa opened, on 4 January 2010) Cape Race LORAN-C transmission mast, 411.48 m (1,350 ft) (collapsed in 1993, replaced afterwards by 260.3 m (854 ft) tall mast)
If the World Trade Center towers were still standing, the North (1,368 feet (417 m)) and South Towers (1,362 feet (415.1 m)) would fall between numbers 35 and 36 on the current list (as it can be assumed the rebuilt One World Trade Center would have never been built). †
When built the Bullwinkle platform was the second tallest freestanding structure in the world after the CN Tower. 3 Willis Tower (formerly Sears Tower) 527.0 1,729 1974 Skyscraper Office, observation, FM/TV-broadcasting United States Chicago: Tallest building in the world 1974–1998 (by structural height).