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Concrete tower Observation, UHF/VHF-transmission Germany Frankfurt/Main Chimney of Power Station Westerholt: 337 1,106 1981 Chimney Power station Germany Gelsenkirchen, North Rhine-Westphalia Demolished on 3 December 2006. Tallest free-standing structure ever demolished in a controlled manner. The Marina Torch: 336.1 1,105 2011 Skyscraper
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)
The Tokyo Skytree in Tokyo, Japan has been the tallest tower since 2012.. This list includes extant structures that fulfill the engineering definition of a tower: "a tall human structure, always taller than it is wide, for public or regular operational access by humans, but not for living in or office work, and which is self-supporting or free-standing, meaning no guy-wires for support."
Prior to the September 11 attacks in New York City, the twin towers of the first World Trade Center occupied the second and third positions on the list below. The North Tower (1 WTC) stood at 1,368 feet (417 m), while the South Tower (2 WTC) was 1,362 feet (415 m) tall, then surpassed only by the Willis Tower at 1,450 feet (442 m).
At the time, the Willis Tower held first place in the second and third categories, the Petronas Towers held the first category, and the original WTC North Tower held the fourth (height to tip) category with its antenna. [19] In 2000, however, a new antenna mast was placed on the Willis Tower, giving it the record in the fourth category.
The second-tallest structure in Nevada is the Moapa Entravision Tower at Moapa, a 426.7 m (1,400 ft) tall guyed TV mast at Moapa erected in 2008, the third-tallest is the 401 m (1,316 ft) tall Moapa Kemp Tower at Moapa, the fourth-tallest is Stratosphere Tower near downtown Las Vegas, which was erected in 1994–96 and reaches 1,149 ft (350 m ...
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10 Universal City Plaza (10 UCP) is a 36-story, 154.23 m (506.0 ft) rhombic skyscraper in Universal City, California near Los Angeles [1] [6] and is the headquarters of Universal Studios. The tower was completed in 1984 by Hathaway Dinwiddie, was designed by Skidmore, Owings & Merrill , and contains 820,000 sq ft (76,000 m 2 ) of office space.