10International audienceThe concept of landscape is of recent use among architects , and more generally for the city. The landscape is rather what effect , referring to nature, the countryside and is therefore opposed to the urban space. It is now recognized that the landscape is primarily a vision , an intellectual construction : the city is a landscape (urban) and buildings, their shapes are evaluated according to their contribution to the quality (coherence, harmony, unity ) of this landscape. The grand ensemble is the center of this evolution look , and somehow , he is also the victim. First positively perceived at the time of the first modernity , it is now reassessed negative. The disaffection of the grand ensemble actually comes from...