These amazing photos and video clip show the range of the damage inside the above 850-year-old Gothic cathedral in Paris, which was partially damaged in a fire.

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The steeple the the landmark Notre-Dame Cathedral collapses together the cathedral is engulfed in flames in main Paris ~ above April 15, 2019. - A vast fire swept through the roof the the renowned Notre-Dame Cathedral in main Paris top top April 15, 2019, sending out flames and vast clouds that grey exhilaration billowing right into the sky. The flames and also smoke plumed indigenous the spire and also roof of the gothic cathedral, checked out by millions of people a year. A spokesman for the cathedral said AFP that the wooden structure supporting the roof was being gutted by the blaze. (Photo through Geoffroy van DER HASSELT / AFP) (Photo credit should read GEOFFROY van DER HASSELT/AFP/Getty Images)
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scenes from Notre Dame cathedral fire’s Tom Foreman discusses historical artefacts inside Notre Dame Cathedral as firefighters continue to battle the flames.

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Benoit Tessier/Reuters
Smoke billows together fire engulfs the spire that Notre Dame Cathedral in Paris, France April 15, 2019. REUTERS/Benoit Tessier
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See minute Notre Dame's spire drops
hear crowds singing external of Notre Dame cathedral together firefighters battle the blaze in Paris.

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TOPSHOT - Smoke and also flames rise throughout a fire at the landmark Notre-Dame Cathedral in main Paris top top April 15, 2019, potentially entailing renovation works being carried out at the site, the fire service said. (Photo by FRANCOIS GUILLOT / AFP)
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former FDNY Battalion Chief man LaFemina explains why chairman Trump’s firefighting pointer of “flying water tankers” would certainly not have worked in the battle versus the Notre Dame Cathedral fire.

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Smoke and also flames rise throughout a fire at the landmark Notre-Dame Cathedral in central Paris ~ above April 15, 2019, potentially including renovation functions being brought out in ~ the site, the fire business said. - A significant fire damaged out at the landmark Notre-Dame Cathedral in central Paris sending flames and substantial clouds of grey smoke billowing right into the sky, the fire business said. The flames and smoke plumed native the spire and roof that the gothic cathedral, saw by millions of world a year, wherein renovations are at this time underway. (Photo by Philippe LOPEZ / AFP) (Photo credit must read PHILIPPE LOPEZ/AFP/Getty Images)
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video shows the iconic Notre Dame cathedral on fire in main Paris.

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Paris —
Investigators have actually pinpointed the start of the fire the ripped v Notre Dame Cathedral on Monday, a police resource told

~ police the review a cache of amateur video and photos from neighborhood residences, investigators believe the fire began at the center of the cathedral’s roof in the direction of the base of the above spiral, the police resource said.

The police resource also said the investigators are focusing on two potential difficulties relating come the outbreak that the fire. One problem under examination is a possible problem with the fire alarm mechanism sensors.

Investigators’ second line the inquiry, the source said, relates to the elevators the were built for the building and construction workers. The source provided no added details on that.

CLAVIERES Virginie/Paris complement via Getty Images
PARIS, FRANCE - respectable 1ST: Urban farming on the roofs the Paris on respectable 1st, 2016. The beekeeper Nicolas Geant cleared up three hives ~ above the roof that the sacristy that Notre-Dame, the produces 400 jars of honey dispersed to the volunteer of the cathedral.(Photo through Virginie Clavieres/Paris enhance via Getty Images)
The bees life on Notre Dame's roof made it through the fire

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Two defense guards in ~ the cathedral said police they i found it the flames for the very first time only once the flames to be already virtually 3 meters high ‪at 6:43 p.m. Neighborhood time (12:43 p.m. ET), denote the fire alarm sensors might not have been functioning properly, the police source told

The first alarm rang ‪at 6:15 p.m. Regional time. An alert flashed on the Notre Dame security control screens mirroring which sensor was sending out the alert.

according to the police source, the two defense agents went to inspect the location but didn’t see anything at that time. As soon as the 2nd alarm rang ‪at 6:43 p.m. Regional time, the two protection agents adhered to the alarm system instructions and also went to one more location in ~ the optimal of the cathedral, whereby they then witnessed the flames.

Prosecutors room investigating if a short-circuit resulted in the fire

Paris prosecutors room investigating if an electric short-circuit brought about the fire the ripped through the cathedral.

A judicial source told top top Thursday that “we room not excluding any kind of hypothesis in ~ this stage,” saying that this is not their just line that inquiry.

The cathedral was undergoing renovations at the moment of the fire. Part scrutiny has actually fallen top top the that company undertaking occupational on the 150-year-old spire, which broke down Monday as the flames raged around it.

that the four companies contracted to carry out renovations at Notre Dame, two providers – scaffolding firm Europe Echafaudage and also art conservationists Socra – had work in progress there at the moment of the fire. Neither firm had employees on site when the fire damaged out.

The fire devastated big parts of the 850-year-old building before it was lastly extinguished after a nine-hour battle.

Scores the priceless artifacts were rescued from the flames, and were taken to the Louvre museum for safekeeping. The bees the live top top the roof that Notre Dame likewise survived the damaging fire, beekeeper Nicolas Geant called

The Paris fire service said the operation was one of the most complicated it had ever undertaken, and also at one point, it was feared that the entire structure might be lost.’s Saskya Vandoorne, Kara Fox and also Gianluca Mezzofiore added to this report.