Construction of the 618-metre-tall Pentominium tower - one of the world's tallest man-made structures - in Dubai Marina will not only boost investor confidence, but also help Dubai reinforce its position as the city with one of the largest collections of skyscapers.  When completed, the residential tower will host 120 floors above ground. Designed by architects Aedas and funded by developers Trident International Holdings (TIH)...more.