Aerial view of the mine crater "Lochnagar" at Ovillers-la-Boiselle (Somme). One of the biggest craters on the Western Front in terms of both diameter and depth
Cl. Roger Agache. Ministère de la Culture et de la Communication
Cl. Roger Agache. Ministère de la Culture et de la Communication
Vist the site : Archéologie de la Grande Guerre