mine crater, vimy ridge battlefield, givenchy-en-gohelle, lens, pas-de-calais, hauts-de-france, france

monochrome tree rock ruins grass hill landscape soil black white photograph cloud nature wall plant field crater vimy ridge battlefield givenchy-en-gohelle lens pas-de-calais hauts-de-france france canada canadian national memorial givenchy gohelle calais hauts duncan brown craters shell munition ammunition war ww1 wwi grieve fallen dead soldiers allied allies loss lost walter allward danger unexploded shells wood trees munitions government history trench trenches lookout observation post