german concrete observation post, vimy ridge battlefield, givenchy-en-gohelle, lens, pas-de-calais, hauts-de-france, france

ruins wall rock fortification temple monument geology building history soil terrain sand stonewall wood monastery badlands castle german concrete observation post canadian national vimy memorial ridge battlefield givenchy-en-gohelle lens pas-de-calais hauts-de-france france allied allies allward ammunition architecture battlefield calais canada canadian crater craters dead duncan brown fallen france givenchy givenchy-en-gohelle gohelle government hauts hauts-de-france history landscape lens lookout memorial munition munitions national observation old post ridge shell shells soldiers stone travel trees trench trenches vimy walter war wood ww1 wwi