Ключевые слова: allward, bataille darras, battle of arras, canada, canadian, canadian expeditionary force, expeditionary, force, france, grande guerre, great war, grooten oorlog, historic, historic site, monument de guerre, national, oorlogsmonument, premire guerre mondiale, ridge, site, somme, vimy, walter seymour, war, weltkrieg 1, wereldoorlog 1, western front, world war 1, ww1,