Inside view shows the non-flammable, reinforced concrete frame rafters, shaped like ribs, that support the keel-shaped roof of the Reims Cathedral, and replaces the original oak timbers that were destroyed during World War One, in Reims, France, April 18, 2019. The restoration work was directed by architect Henri Deneux after the war. Picture taken April 18, 2019. REUTERS/Charles Platiau