The square is dominated by three-storey residential buildings that represent the era of the baroque bourgeoisie. The square is dominated by the Mabilon House, which became the ancestral home of the Mabilon bell-founding family in 1773 and later the seat of the champagne cellars. The quarry stone building at the back is a former Spanish barracks from the 17th century.
The square is characterized by three-storey residential houses, representing the time of the baroque bourgeoisie. Dominating the square is the Mabilon house, which became the parent house of the bell foundry Mabilon, and later the seat of the champagne producer. The rear building made of quarry stone used to be the former Spanish barracks dating back to the 17th century.