1215 – Notre-Dame of Laon, Aisne, France The cathedral of Notre-Dame of Laon dates from the 12th and early 13th centuries. The former cathedral burned during the communal insurrection in 1112,
1881 – Château de Chantilly, Oise, France Architect: Honoré Daumet The Château de Chantilly comprises two attached buildings; the Grand Château and the Petit Château which was built around 1560 for Anne de Montmorency.