Officials in Paris are working to establish what caused the fire that devastated large parts of the 850-year-old Notre Dame cathedral.
Arson has been ruled out as Paris prosecutors say preliminary investigations indicate the blaze was started accidentally.
This is what we know about how the fire started:
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- It is believed the fire started in the roof of the building.
- The first reports of the fire at Notre Dame began at around 6:50pm in Paris (5:50pm BST).
- Minutes later the fire had spread through the roof of the building and to the 315ft spire, which collapsed.
- The flames travelled through the rest of the building, engulfing two-thirds of the roof and spreading to one of the two towers.
- A short while later the Paris fire chief said the building’s structure had been saved, including the two towers.
- Firefighters worked through the night to preserve as much of the landmark as they could.
- The blaze was finally extinguished on Tuesday morning.
- Experts said there was little firefighters could do to control the blaze once it had started because of the Gothic cathedral’s timber construction and lack of fire protection.
- One firefighter was injured as a team of 400 battled the blaze.
- There have been no reports of other injuries or any deaths.
- Officials believe the fire was an accident.
- They have ruled out arson or an act of terror.
- There is speculation the fire was linked to the renovation works that were being carried out on the cathedral.
- Police will conduct an investigation into “involuntary destruction caused by fire”.
- Paris prosecutor Remy Heitz said the investigation into the fire would be “long and complex.”
- Investigators, he said, would be interviewing workers from the five companies hired to carry out renovations to the cathedral’s roof, which was where the flames started.
- It will take extensive reconstuction work to rebuild the roof and spire.
- The fate of the stained glass windows is unclear.
- Some precious artworks and artefacts, such as the purported thorn crown worn by Jesus at the Crucifixion, were saved.
- The organ, dating back to the 1730s and with 8,000 pipes, remains intact, according to Paris’ deputy mayor Emmanuel Gregoire.
Additional reporting by PA