Notre-Dame Cathedral has stood tall above Paris since the 1200s. A devastating fire ripped through the cathedrals roof this week - bringing down its famous wooden spire and destroying some of its famous windows.
It has been reported that the main structure of the building, -including the two bell towers, has been saved thanks to the bravery of the firefighters who worked throughout the night to tackle the huge blaze.
Now that it has been fully extinguished, experts have shed some light on the difficulties fire crews faced as they fought to save such a large, historic building.
Read the fire safety experts opinions - Including those of our very own Bob Parkin, here: BBC News Report