, this list includes all 74 buildings (completed and architecturally topped out) which reach a height of or more, as assessed by their highest architectural feature. Of these, 37 are in China. Six of the last seven buildings to have held the record as 'tallest building' are still found in the list, with the exception being the North Tower of the original World Trade Center at after its destruction in the September 11 attacks of 2001. If the Twin Towers were never destroyed, and One World Trade Center was never built, the WTC towers would rank 34 and 35 on the list today.