Royaumont Abbey is a former Cistercian abbey, located near Asnières-sur-Oise in Val-d'Oise, approximately 30 km north of Paris, France.
Wikipedia https://en.wikipedia.org/wiki/Royaumont_Abbey
Address (Unnamed Road), 95270, France
Coordinates 49°8'50.985" N 2°22'55.32" E