Le Gros Horloge (the Big Clock) is an ornate astronomical clock located on an archway in the French city of Rouen, capital of Normandy. A Gothic-style masterpiece in design and engineering, the clock is one of the proud centrepieces of the old town of Rouen. With pedestrians passing underneath the arch over Rue du Gros-Horloge, … More Le Gros Horloge – The Medieval Astronomical Clock Of Rouen