The world stood helpless as Notre Dame burned on Monday and hundreds of French fire fighters worked to put out the blaze. While they fought the fire, a host of stars and politicians took to social media.

President Donald Trump and First Lady Melania Trump each tweeted about the massive fire at Notre Dame Monday, as flames engulfed the historic cathedral.

Around 400 firefighters were mobilised to help tackle the blaze that engulfed the Notre Dame Cathedral on Monday. Yet there was criticism that the fire service had not responded quickly enough.

Australian singer Tina Arena has revealed she is 'devastated' by the Notre-Dame de Paris fire that has destroyed many priceless and irreplaceable artworks.

A fire broke out on the site of Al-Aqsa mosque in Jerusalem on Monday, while a much larger blaze engulfed Notre Dame. The Al-Aqsa fire began in the Marwani Prayer Hall or Solomon's Stables.

Devastating scenes of the historic Notre Dame being ravaged by a huge blaze last night will bring back memories for those who remember the 1984 York Minster fire (the aftermath, pictured).

In 2015 architect Andrew Tallon -- who died last year of brain cancer at age 49 -- successfully captured every detail of Paris' Notre Dame cathedral using a mix of laser technology and digital photography.

Michelle Obama was spotted on an idyllic dinner cruise in Paris when she and the other guests learned that the nearby Notre Dame Cathedral had gone up in flames.

Experts are today entering the wreckage of the Paris landmark to find which of the precious artworks and religious relics have been saved after Monday night's devastating blaze.

EXCLUSIVE: Julien Le Bras (pictured), whose firm was renovating Notre Dame's spire in Paris, declared last year that 'our first thought is to protect the values of historical buildings'.

Laurent Nuñez, the French junior interior minister, said a group of around 20 firefighters managed to stop the blaze from spreading to the church's belfries.

President Donald Trump spoke with Pope Francis on Wednesday to offer condolences for the partially destroyed Notre Dame Cathedral and to wish him a Happy Easter.

The 'Seventh District Baptist Church Fires St Landry' page grew in virality by Wednesday following a surplus of shares of the GoFundMe by several notable figures, including the site itself.

Michael Harpon, 45, a recent convert to Islam, caused the bloodbath in the French capital's historic Police Prefecture, next door to Notre Dame Cathedral on Thursday.

The 39-year-old reality star addressed whether or not she was actually wearing the engagement ring gifted to her by her 42-year-old rapper husband in an interview with Entertainment Tonight .

The first daughter is in Europe with husband Jared Kushner for Christmas Day. They are expected to join the rest of the Trump family at Mar-a-Lago Thursday.

Anger erupted in the French capital last night and during the early hours of Monday morning over alleged 'racist' police attacks. In response, police used tear gas and baton charges.

Just over a year ago, Laura Trott was a promising youngster who thought she would get her chance at an Olympics in 2016. Today the twenty-year-old is the proud owner of TWO Olympic gold medals.

After finding herself in the spotlight kissing fellow cyclist Jason Kenny, Laura Trott has publicly confirmed the beginnings of a new relationship.

The 20-year-old double Olympic gold medalist (pictured) had a bike hooked up to a turntable on her appearance at Radio 1 yesterday. She cycled 33rpm to play Lady Gaga's hit Poker Face.

Victoria Pendleton's relationship with coach Scott Gardner sparked such an outrage with her management and teammates that he was forced to resign.

With over a third of Team GB's medals brought home by women, this summer really was the season of girl power. And although the Olympics are over, the great girls of the Olympics are still enjoying every second.

RICHARD MOORE: How quickly they forget. Four years ago Laura Trott, at 18, performed well if not spectacularly at the Delhi Games. Two years later she was double Olympic champion.

Two of cycling’s governing bodies pledged their support for Glasgow 2014 and distanced themselves from claims by the sport’s ‘golden couple’ Jason Kenny and Laura Trott that the Commonwealth Games are a ‘devalued’ competition.

Sir Chris Hoy has advised Jason Kenny and Laura Trott to experience competing at the Commonwealth Games in Glasgow first before passing judgment on its relevance.

After being named in the Team England cycling-squad bound for the Commonwealth Games in Glasgow – double Olympic champion Laura Trott is determined to write the wrongs of Delhi four years previously.

NICK HARRIS: The Scots think of Irn-Bru as their national soft drink and for a long time it has been marketed under the slogan: ‘Made in Scotland from girders.’ Well, England’s Laura Trott was made in Essex from tungsten.

London 2012 double Olympic champion Laura Trott set aside her anxiety to win the first of six disciplines in the women's omnium on day two of the Track Cycling World Cup in London.

Shane Sutton wants his British cycling team to be ‘Rio ready’ by January 1, 2015, which makes this weekend’s track cycling World Cup in London perfectly timed.

Two years after starring at the London Olympics in 2012, Laura Trott and Jason Kenny have announced they are getting married.

The 22-year-old tweeted: 'Merry Christmas everyone :) I've had the most amazing couple of days thanks to @JasonKenny107 and the whole family #engaged X'

Laura Trott and Great Britain experienced the unfamiliar feeling of returning from a Track World Championships without a gold medal following the final day of the titles.

The golden cycling couple went to the couples-only Ocho Rios in Jamaica for a well-earned break from their training. The pair announced their engagement over Twitter last December.

Cycling’s Revolution Series regularly brings together top-class fields and it will be no different when it rolls into Glasgow and the Sir Chris Hoy Velodrome later this month.

Britain's most decorated female Olympian Laura Trott, 24, slept with her gold medal after her volodrome heroics last night in Rio and found it this morning to realise it wasn't all just a dream.

Their haul of medals makes them equals on the bike, but off the track it is a different story for British cycling’s golden couple Jason Kenny and Laura Trott - at least when it comes to money.

Team GB will be targeting another clutch of medals as the Olympic Games enters its 11th day in Rio. Join Sportsmail's LUKE AUGUSTUS for all the action from Brazil as it happens.

MATT LAWTON IN RIO: Little more than an hour after Trott, re-established herself as Great Britain’s most successful female Olympian, Kenny stood shoulder to shoulder with Sir Chris Hoy.

Cyclist Laura Trott, 24, has spoken in support of her sister after accusations from the public that Emma Trott was 'jealous' and 'bitter' over her sibling's Olympic win.

It has been a memorable week for Team GB at the Rio Olympics after they took their golden tally to 24 with 58 medals overall with stellar performances from the likes of Laura Trott and Jason Kenny.

Olympic cycling champion Laura Trott swapped her kit for a more glamorous look when she attended an event in Manchester on Saturday.

In their own frank, entertaining and self-effacing words, JASON KENNY and LAURA TROTT describe how love blossomed, and the haphazard planning leading up to their big day.

MATT LAWTON - EXCLUSIVE: As Sportsmail revealed last month, their inclusion in the first post-Rio squad was under review with Laura now expecting their first child.

The nation's favourite cycling couple received CBE (Commander of the Order of the British Empire) accolades in London for the string of gold medals they won for Team GB at Rio 2016.

DAVID COVERDALE IN BERLIN: Kenny was left with a bloodied face after crashing in the omnium scratch race at the Track Cycling World Championships on Friday.

Along with her son David, the 57-year-old singer paid a moving tribute to the victims of the Paris attacks in the city on Wednesday evening.

The ISIS fugitive is thought to have escaped to Morocco with his accomplice Mohamed Abrini after the attacks that killed 130 people in the French capital.

A security guard at the United Nations in Geneva told said Swiss authorities were searching for 'four guys' believed to be in the area.

Hotel heiress Paris Hilton has learned the hard way that even the best intentions can be woefully misconstrued. She made a sombre visit to France's capital this week to pay her respects.

Investigators have discovered that Abdelhamid Abaaoud had pictures of places in Birmingham stored on his smartphone, raising the chilling possibility that his cell was planning atrocities in Britain