Viaduc d'Ariéthal
With 200 meters long, 5 meters wide and 9 arches The highest of which rises to 30 meters, gain some altitude by exploring the Ariéthal viaduct!
Built from 1932 to 1934, this structure made it possible to connect by track Reims, Sedan and Metz.
access: Between Grandpré and Varennes-en-Argonne on the D 946, take the road towards Exermont. Once in the village, take the first left. You will cross a farmyard before reaching a small valley. Continue for 1 km before arriving at the fortification. Be careful and drive slowly!









