As far as feats of engineering go , there is little more impressive than the highest buildings to have ever been constructed . Not only are they visually spectacular , but in terms of building them , they are some of the most complex and challenging projects the industry has ever completed .

Such examples of these mammoth tasks include the Burj Khalifa in Dubai and the Shanghai Tower . Let ’ s take a closer look at these two as well as some others . constructionglobal . com 91