Each city has its special feature. This set of images points to just that. Since the massive use of iron and other metals, cities have grown, luminous and colorful, in height and in magnificent places that defy nature. Of course, for all this there was the hand of architects, engineers and builders. This series with the following images presents it all, including a tribute to the twin towers. Of course, there is a direct connection to money, to capitalism also present in the series.