A miner sits front of the statue of St. Barbara, saint of the miners, during last working day at Hungary's last hard coal deep-cast mine at Markushegy December 23, 2014.The underground mine, west of the capital city Budapest, has to stop producing coal at the end of this year in line with a European Union effort to shut down uncompetitive hard coal mines. (Photo by Laszlo Balogh/Reuters)

A participant takes part in the Bristol Park and Slide project, an interactive temporary installation by artist Luke Jerram set up in Park Street in the centre of Bristol, southwest England on May 4, 2014. Over 95,000 people applied for just 360 tickets to slide on inflatable lilos down a lubricated water slide in a town centre street. (Photo by Leon Neal/AFP Photo)

In this Thursday, May 8, 2014 photo, guests look down from the Tilt!, a new tourist attraction that provides guests a unique view of the downtown area from the 94th floor of the John Hancock Building, after it was unveiled in Chicago. People hold onto handrails as the glass and steel facade tilts forward 30 degrees. (Photo by Ashlee Rezin/AP Photo/Sun-Times Media)

Thousands gather to rally for marriage equality ahead of a national postal survey on September 10, 2017 in Sydney, Australia. The High Court handed down its decision on Thursday to allow the government's proposed postal ballot survey to go ahead. Ballots with the question “Should the law be changed to allow same-sеx couples to marry?” will be sent to households across Australia on September 12. (Photo by Jonny Weeks/The Guardian)

A Pegasus airplane is seen stuck in mud as it skidded off the runway after landing in Trabzon Airport, Turkey early Sunday on January 14, 2018. A passage plane which belongs to Turkey's Pegasus Airlines skidded off the runway of Trabzon airport Saturday and ended up halfway down a steep slope into the Black Sea, Turkish media reported on Sunday. 162 passengers and crew on board were safely evacuated. (Photo by Hakan Burak Altunoz/Anadolu Agency/Getty Images)

A ranger of Kenya Wildlife Services (KWS) tries to cover the eyes of 2.5-year-old female Southern white rhino, Elia, to calm down after being shot a tranquilizer from a helicopter during Kenya Wildlife Services (KWS) rhino ear notching exercise for identification at Meru National Park, 350 km from Nairobi, Kenya, on April 5, 2018. (Photo by Yasuyoshi Chiba/AFP Photo)

An Israeli activist dressed as a clown runs around security forces as they arrest a protester near a police checkpoint at the entrance of the Sheikh Jarrah neighbourhood in east Jerusalem, on June 25, 2021. Tensions between Israel and Palestinians that lead to 11 days of military violence last month, initially flared in the Sheikh Jarrah neighbourhood where Israeli police cracked down on people protesting the planned expulsion of Palestinian families from their homes so Jewish settlers could move in. (Photo by Ahmad Gharabli/AFP Photo)

Two women dressed for a party take photos of each other outside a venue in London, Friday, December 17, 2021. On what would normally be one of the busiest times for pubs and restaurants just before Christmas, customer numbers are down in central London due to concerns about the new omicron variant. Friday night in Central London was muted with one bar saying they have 30 customers inside when there should have been 170, with large amounts of cancellations in recent days. (Photo by Alastair Grant/AP Photo)