Source by Jacques Berge in 1751 on the Place du Grand Sablon. At number 40 is the Musée des Posts et Telecommunications, which documents the history of mail and communications. In this square into a triangle are located elegant architectural constructions dating from the sixteenth to the nineteenth century. It is one of the finest places of the city filled with chocolate shops, tea rooms, restaurants with terraces and luxurious antique shops. Fountain next to the chocolate.