Shanghai Tower is the world's third-tallest structure behind a building that reached its full height in which year ?
Shanghai Tower The Shanghai Tower () is a 632 m , 128-story megatall skyscraper in Lujiazui, Pudong, Shanghai. As of 2015, it is the world's tallest building, by height to highest usable floor (Level 127, 587.4 m). It also has the world's highest observation deck within a building or structure (Level 121, 561.25 m), and the world's fastest elevators at a top speed of 20.5 m/s (74 km/h; 46 mph ). It is the world's second-tallest building by height to architectural top (behind Dubai's Burj Khalifa, 828 m) and the world's third-tallest structure (behind Tokyo Skytree, 634 m).
Liaoning Broadcast and TV Tower The Liaoning Broadcast and Television Tower (Chinese: 辽宁广播电视塔, Pinyin: liáoníng guǎngbō diànshì tǎ) is a tall free-standing structure used for communication. It was built in 1989 in Shenyang, China and is 305.5 m tall. Within the "disk" of the tower, accessible through an elevator, there is an in-door observation deck, rotating restaurant, and a small bar. On the top of the disk is an outdoor observation deck. This tower is in World Federation of Great Towers.