Petronas Twin Towers - the height of 451,9 meters. The towers were built by two different companies to create competition and improve performance. During geological investigations revealed that the proposed site for construction is located on the edge of one piece of rock, and the other - on the soft limestone.
After construction on this place such heavy towers, one of them would inevitably subsided. As a result, the building is fully transferred to the soft ground, moving at a distance of 60 meters, and hammered piles to a depth of over 100 meters. SourceView on Google Maps