Visit Amiens Cathedral, a feat of 13th century architecture Explore the remains of Lochnagar Crater, where Royal Engineer Tunneling Companies used 30 tonnes of explosives to obliterate German dugouts Walk in the trenches of the First World War, at the Newfoundland Memorial in Beaumont-Hamel, walk along the same trenches as Canadian soldiers Pay your respects to the brave men in row after row of graves marked: "Here lies a soldier known only to God" Witness the uniforms, artillery, war posters and many personal items of soldiers who fought.