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A timeline of the Heathrow Airport disruption

Thousands of passengers around the world have been affected by the closure of Heathrow Airport for most of Friday.

The site lost power following a large fire at an electrical substation nearby.

BBC Verify's Nick Beake explains how Europe's busiest airport was taken out of action and the global impact that followed.

Additional reporting by Paul Brown, Jake Horton and Victoria Park. Produced by Aisha Sembhi. Graphics by Mark Edwards.

9 hours ago

London Heathrow Airport

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Charlotte Gallagher in Heathrow Airport

Watch: The scene at Heathrow as it loses all power and closes down

A large fireball is seen as an electricity plant burns near Heathrow on 21 March

Watch: Eyewitness videos show towering flames at substation

Mary Marson, a 95 year old black woman wearing a tiara, white t-shirt and smiling at the camera during a dance class

Great-grandmother toasts 95th birthday with Zumba

Image from the video

EastEnders star was 'asked for a selfie' at funeral

Deaf actress Sophie Stone, a woman in costume with shoulder-length hair using sign language while performing in Macbeth

Deaf actress brings sign language to Shakespeare

Passengers standing on the wing of a plane in thick smoke

Watch: Passengers escape on to wing after plane catches fire

Jon Mckenna, lies on the canvas of a boxing ring. He is surrounded by colleagues and members of the ambulance service.

CCTV shows coach's lifesaving CPR in boxing ring

King Charles performs CPR on a mannequin as part of a life-saving demonstration

Watch: King Charles refreshes his CPR skills

A purple coloured Thames cable car

London cable car pods turned into 'chatty cabins'

The London Eye ferris wheel against a blue sky with other smaller buildings in the background

'It's an incredible experience to work at the London Eye'

A group of mums sit together at a skate park. One mum has a baby in a pram.

The women defying skateboarding stereotypes

The London Eye ferris wheel laying on barges on the River Thames as its lifted into place in 1999

Watch: When the London Eye was lifted into place

Plumes of smoke rise above central London following a fire

Watch: Plumes of smoke above London after fire

Children's author Michael Rosen, a white man with white hair and beard sat in a purple chair on a hospital ward reading to children and other young people.

Hospital libraries are helping to support children

Will Sheers, a bearded man with glasses, sat on a park bench and holding a flask of hot tea.

Would you have a cup of tea with a stranger?

A black guide dog puppy in training sat in a theatre auditorium

Watch: Guide dog puppies learn theatre etiquette

Elderly man looks into the camera, he is heating a white and brown checked shirt and a checked brown blazer along with a brown jumper

Inside Londoners' lives during the Blitz

Maurice and George, both in their 90s who have been friends for 87 years. They are both older men with white hair and both are wearing a black and red branded Salvation Army uniform

The two men celebrating 87 years of friendship

Split thumbnail: (right) Man with blood running down his head looks into camera (left) Scene of the Underground crash.

1975: Tube crash victims shaken as they recall tragedy

A bike is engulfed in flames whilst on the floor of a train platform.

E-bike on fire causes disruption to Tube services

Man held to ground whilst clutching a knife.

Watch: Police officer tackles petrol station knifeman

The moment a lone police officer took down a man wielding a knife at a petrol station in London.

Actor Nitin Ganatra played Masood Ahmed on BBC soap EastEnders for nine years

'Why can't you play a nice guy on EastEnders?'

Nitin Ganatra still gets recognised by people for his role as Masood and hasn't ruled out a return.

World Champion whistler Geert Chatrou whistles in Burlington Arcade wearing a red velvet suit and a grey top hat.

World champion given permission to whistle in Burlington Arcade

Geert Chatrou is only the third person to be given permission to whistle in the Burlington Arcade.

Actress Harriet Thorpe as EastEnders pub landlady Elaine. A woman with red hair, sunglasses and red lipstick.

EastEnders pub landlady on 'exciting' live episode

Harriet Thorpe who plays Queen Vic landlady Elaine on preparing for the upcoming live episode.

CCTV Image: Plain clothed police officer tackles thief fleeing from a shop on an e-scooter

Watch: Shoplifter tackled off e-scooter in London

A plain-clothes police officer tackled the thief as he tried to flee from a shop in Barnet.

Matthew Streeton smiles whilst standing above the concourse at Victoria train station

'See it, say it, sorted' - the voice of London's trains

Since 2011, Matthew Streeton's voice has been heard by millions of train passengers in London.

Split thumbnail: (left) EastEnders plays on a television screen. (Right) Man laughs as he is interviewed.

Cockneys reviewing first EastEnders in 1985: 'Show lacks humour'

In 1985, the BBC captured the reaction from Londoners to the first episode of EastEnders.

Robert Pattinson on red carpet at Mickey 17 premiere

Watch: Robert Pattinson on working with Mickey 17 director Bong Joon Ho

The British actor says the South Korean director's work will "go down in history".

Bridget Jones actress Renée Zellweger and film director Michael Morris smile while looking into the camera

Bridget Jones director on love of London filming

Michael Morris has been showing BBC London around some of the filming locations in the latest movie.

Police bodycam footage show officer's hands guiding person past a fire in the next room

Met Police officers rescue people and fight blaze at hostel

Bodycam footage shows officers evacuating the building and tackling the fire with extinguishers in Euston, London.

Angela Rayner in a black patterned blazer

Rayner 'upset' by accusations of aggression at Grenfell meeting

Deputy Prime Minister Angela Rayner has spoken to the BBC about the decision to demolish Grenfell Tower.

Hamid Ali Jafari, whose father was killed in the fire

'When the wind blows at Grenfell, I feel my dad'

Hamid Ali Jafari, whose father was killed in the fire, says he fears removing the tower means the tragedy will be forgotten.

A painted portrait of clown Joseph Grimaldi - a man with white, red and black facepaint, blue hair.

'Clowns and clergymen are very similar'

Ahead of the annual Clowns' Church Service, we've gone back to 1977 to learn more about its history.

Two women holding a green tea towel with the words Fair Shot London and a smoothie. Both women are smiling at the camera.

Café training people with learning disabilities

Fair Shot Café helps train about 15 people a year, preparing them for work in hospitality.

A uniformed police officer grappling with a shoplifter, a man in a hooded jacket, next to some fridges in a convenience store.

'You're nicked': Co-op thief arrested in sting op

The culprit, Derick Bell, pleaded guilty to two counts of theft and has been jailed for eight weeks.

Kojo Dwimoh smiles as he plays chess. He is surrounded by others playing the game.

Watch: 'Who says chess can't be lit?'

The young people who are spending their night out at a pop-up chess club in Brixton, south London.

Actor Brian Cox, a white man with white hair, black glasses and a moustache smiles at the camera

'London theatre has never been better'

Actor Brian Cox on his love of the London stage ahead of his return to the Theatre Royal Haymarket.

Male acrobat wearing blue hangs from the ceiling while a female acrobat wearing white looks on while hanging

Acrobat returns to home city as circus swings back into capital

Shawn Gregory returns to the London venue that inspired him to be an acrobat for Cirque du Soleil.

Jack Johnson, a young white teenager wearing a red and white darts shirt aims a dart at a dart board.

Watch: The teen darts prodigy aiming for greatness

Jack Johnson from south-east London is being hailed as a potential world champion.

A police officer on a bicycle pursuing a suspect with a black Nike backpack.

Officer uses drug dealer's own bike to catch him

Justice Oyedokun has been jailed for eight months after pleading guilty to drugs offences.