A parallelepiped 40 meters high, it is placed on a body of water, facing the Lez, dominating a 120-meter forecourt to the north. The architects Jean Nouvel and François Fontès wanted it to be open and transparent, hollowed out vertically by two patios and pierced horizontally by voids providing through views of the park, the square and the Lez. A sustainable and contemporary building, the new town hall houses a 1,400 m2 photovoltaic power plant, one of the largest in France. The photovoltaic panels are installed on the roof of the building, but also integrated into the sunshades that protect the facades. the steel structure is clad in aluminum and glass facades, revealing a shade of blue. Each of them is treated in a specific way by sunscreens.