Abstract: System for exhibiting different motifs for facades of buildings of the type intended to be superimposed on a facade of a building and comprising a large exhibiting surface and lighting means; which comprises—a plurality of transparent plates which are arranged on the outside and at a distance from a facade of said building;—a modular structure which comprises: supporting brackets which are arranged at different levels, are fixed to said building at a first end and project from said facade of the building; vertical tubes which are fixed on a second end of said supporting brackets by an intermediate area and are at a distance from said facade of the building; clamps for fastening said transparent plates to said vertical tubes; maintenance walkways and cable management trays fixed to the supporting brackets and situated at different levels within the exhibiting surface;—an array of LEDs which is situated behind the transparent plates and is oriented towards said transparent plates;—a computerized unit for contro