argentinian artist tomás saraceno has developed his first major commissioned, site-specific installation in the united states for the roof of the metropolitan museum of art in new york city entitled ‘cloud city’. the geodesic dome has been built from sixteen interconnected modules in the museum’s iris and b. gerald cantor roof garden measuring fifty-four feet long, twenty-nine feet wide and twenty-eight feet high. the angular and bubbled form of the piece is comprised of glass segments cut in non-identical geometric shapes held in place by steel joints, reinforcements and steel cables.