Crugny

Serzy-et-Prin (French pronunciation: ​[sɛʁzi e pʁɛ̃]) is a commune in the Marne department in north-eastern France.

Brouillet (French pronunciation: ​[bʁujɛ]) is a commune in the Marne department in northeastern France.

La Bonne Maison Aerodrome was a temporary World War I airfield in France, located near the city of Fismes, in the Marne department, on the plateau above the village of Courville, east of the farm "La Bonne Maison".It was built some time in early 1917, with the "Groupe de Combat no 12" arriving on 26 March, in support of the French 6th Army. It saw activity until spring 1918, and the last unit to be stationed here was Air Service 103rd Aero Squadron, 10 to 30 April. Earlier in February, the squadron had arrived from training with 3rd AIC on Issoudun Aerodrome at "La Noblette" aerodrome where the American pilots of the "Escadrille Lafayette" joined it, operating as part of the "Groupe de Combat no 21" in support of the French 4th Army. After the start of the German Spring offensives, 103rd Aero Squadron left GC no 21 and flew to La Bonne Maison, with the French 6th Army, then moved to Flanders on 30 April with French "Détachement d'Armée du Nord" during the Battle of the Lys.

Unchair (French pronunciation: ​[œ̃ʃɛʁ]) is a commune in the Marne department in north-eastern France.

Hourges (French pronunciation: ​[uʁʒ]) is a commune in the Marne department in north-eastern France.

Savigny-sur-Ardres (French pronunciation: ​[saviɲi syʁ aʁdʁ], literally Savigny on Ardres) is a commune in the Marne department in north-eastern France.

Courville is a commune in the Marne department in north-eastern France.

Lagery is a commune in the Marne department in north-eastern France. Pope Urban II was born in the Château de Lagery in 1042.

The Château de Lagery is a 12th to 16th century castle in the Lagery commune in the Marne département of France.

Arcis-le-Ponsart (French pronunciation: ​[aʁsi lə pɔ̃saʁ]) is a commune in the Marne department in northeastern France. It is located along the D25 road, south of Courville, 32.2 kilometres (20.0 mi) by road southwest of Reims. The commune of Arcis-le-Ponsart has an area of 15.4 square kilometres (5.9 sq mi). The local economy is mainly agricultural based. Igny Abbey lies in this commune.

Lhéry (French pronunciation: ​[leʁi]) is a commune in the Marne department in north-eastern France.