The term 'Cathedral City (Fr.)' refers to three cities in France: Rheims (6 letters), Rouen (5 letters), and CHARTRES (8 letters). Rheims is a city in the Marne department of northeastern France, known for its Gothic cathedral, Notre-Dame de Rheims. Rouen is a city in Normandy, located on the River Seine, and is home to the Rouen Cathedral, a Gothic-style church built in the 13th century. CHARTRES is a commune in the Centre-Val de Loire region of France, and is home to the CHARTRES Cathedral, a UNESCO World Heritage Site.