Competitors climb in front of the Matterhorn mountain at the start of the 21st Glacier Patrol race in Stafel outside the ski resort of Zermatt, Switzerland, 18 April 2018. The Glacier Patrol (Patrouille des Glaciers in French), organized by the Swiss Army, takes place from April 17 to 21. Highly-experienced hiker-skiers trek for over 53km (3994m ascent and 4090m descent) along the Haute Route along the Swiss-Italian border from Zermatt to Verbier. (Photo by Valentin Flauraud/EPA/EFE)

Migrants try to board a truck at Ouistreham ferry port in the hope of reaching the UK on September 12, 2018 in Ouistreham, France. After the clamp down at Calais many young migrants are seeking out new routes to the United Kingdom as stowaways on vehicles making the channel crossing by ferry from French ports. The migrants, of mostly African origin, camp out on the roadside and woodland areas as the authorities prevent the setting up of any camps. (Photo by Christopher Furlong/Getty Images)

A Ukrainian dancer of the Kyiv City Ballet company stretches prior to a performance at the Theatre de Chatelet, in Paris, Tuesday, March 8, 2022. The Kyiv City Ballet danced to a full house in Paris for the last show of a French tour that has left the company stranded after the war broke out in Ukraine. They described being physically and emotionally exhausted. Being given the opportunity to train and dance was for many a chance to focus on something other than the war. (Photo by Thibault Camus/AP Photo)

Toyota's driver Nasser Al-Attiyah of Qatar (R) and his co-driver Mathieu Baumel of France compete during the prologue of the Dakar 2023 by the Red Sea in Yanbu, Saudi Arabia, on December 31, 2022. Swedish driver Mattias Ekstrom and his co-driver Emil Bergkvist of Sweden won the prologue ahead of French driver Sebastien Loeb and Belgian co-driver Fabian Lurquin. (Photo by Franck Fife/AFP Photo)

Protesters throw fireworks at riot police during clashes in Nanterre, near Paris, France, 29 June 2023. Violence broke out after police fatally shot a 17-year-old during a traffic stop in Nanterre on 27 June 2023. According to the French interior minister, 31 people were arrested with 2,000 officers being deployed to prevent further violence. (Photo by Yoan Valat/EPA/EFE/Rex Features/Shutterstock)

Construction work on the tower began in November 2008. Upon its completion this year the building will stand approximately 632 meters (2,073 ft.) high and will have 121 stories. It is expected to open to the public in 2015. (Photo by Rex Features)

Encyclopedia Britannica editions are seen at the New York Public Library on March 14, 2012 in New York City. Encyclopedia Britannica announced it will be ceasing its print edition of reference books for the first time in its 244-year history to focus solely on digital versions. (Photo by Mario Tama/Getty Images)

A man walks past a stranded public transport bus on a road flooded by heavy rains in Mumbai, India, August 5, 2016. (Photo by Shailesh Andrade/Reuters)