The square's grand, spacious effect is completed to the north by an arc de triomphe (dedicated to Louis XV) at the entrance to the long Place de la Carriyre ' also graced by 18th-century mansions and Jean Lamour's iron grilles.
Centuries old mansions line the entrance to the Place de la Carriyre.
The square's grand, spacious effect is completed west by an arc de triompe dedicated to Napoleon.