[PAR] [TLE] KVLY-TV mast [SEP] The KVLY-TV mast (formerly the KTHI-TV mast) is a 2,063 ft (628.8 m) tall television-transmitting mast in Blanchard, Traill County, North Dakota, United States, used by Fargo station KVLY-TV channel 11.  Completed in 1963, it was the tallest structure in the world until succeeded by the Warsaw radio mast in 1974, which collapsed in 1991, again making the KVLY-TV mast the tallest structure in the world until the Burj Khalifa overtook it in 2010.  It remains the fourth-tallest structure in the world (since the construction of the Tokyo Skytree and the Shanghai Tower), the tallest structure in the western hemisphere, and the tallest radio mast in the world. [PAR] [TLE] Shanghai Tower [SEP] 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).
[PAR] [TLE] KVLY - TV mast [ SEP ] The KVLY - TV mast ( formerly the KTHI - TV mast ) is a 2,063 ft ( 628.8 m ) tall television - transmitting mast in Blanchard , Traill County , North Dakota , United States , used by Fargo station KVLY - TV channel 11 . Completed in 1963 , it was the tallest structure in the world until succeeded by the Warsaw radio mast in 1974 , which collapsed in 1991 , again making the KVLY - TV mast the tallest structure in the world until the Burj Khalifa overtook it in 2010 . It remains the fourth - tallest structure in the world ( since the construction of the Tokyo Skytree and the Shanghai Tower ) , the tallest structure in the western hemisphere , and the tallest radio mast in the world . [PAR] [TLE] Shanghai Tower [ SEP ] 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 ) .
The KVLY-TV mast is the fourth tallest structure in the world behind the megatall skyscraper that is how many stories in height?
The KVLY - TV mast is the fourth tallest structure in the world behind the megatall skyscraper that is how many stories in height ?
128-story
128-story