A man holds a pigeon during the British Homing World show of the year at Blackpool's Winter Gardens in Blackpool, north west England on January 17, 2016. Homing pigeon fanciers from across Europe gathered to find the Supreme Show Champion with judges casting their eyes over hundreds of birds on show. The Royal Pigeon Racing Association organises the event and has Queen Elizabeth II, who keeps pigeons at Sandringham, as its patron. (Photo by Andrew Yates/Reuters)

Girls cry as they get separated from their family at the border line dividing Macedonia and Greece August 21, 2015. At least 1,000 migrants and refugees pressed against Macedonian police lines on the Greek-Macedonian border on Friday and at least 10 people appeared to faint in the crush. People could be heard screaming and medical workers raced to treat those who passed out or were hurt. The crush ensued after police let several hundred through into Macedonia, having kept them out since Thursday under an emergency decree. (Photo by Ognen Teofilovski/Reuters)

A mahout (a person who rides an elephant) decorates his elephant using chalk while preparing for the Elephant Festival at Sauraha in Chitwan, south of Kathmandu, December 26, 2014. Elephants and mahouts from Chitwan will participate in the Elephant festival, which involves elephant races, elephants playing an exhibition soccer match and taking part in various other sporting activities. The event will start from 26 December and will end on 30 December, 2014. (Photo by Navesh Chitrakar/Reuters)

This photo taken on January 28, 2018 shows participants taking part in games on stage during the “&Proud” LGBT festival in Yangon. Races, games, music and fun were just some of the highlights of the “&Proud” LGBT festival, which took place in a Yangon public park for the first time at the weekend in a country where same-s*x relations are still officially illegal. (Photo by Ye Aung Thu/AFP Photo)

Emergency workers save a shepherd dog from a beach during a forest fire on August 2, 2021 in Mugla, a Marmaris' district, as Turkey struggles against its deadliest wildfires in decades. A roaring blaze raced toward a Turkish thermal power plant and farmers herded panicked cattle toward the sea as wildfires that have killed eight people raged on for a seventh day. The nation of 84 million has been transfixed in horror as the most destructive wildfires in generations erase pristine forests and rich farmland across swaths of Turkey's Mediterranean and Aegean coasts. (Photo by AFP Photo/Stringer)

Boat crew members train on the waters of the Tonle Sap River on the morning of the first day of the Water Festival on November 13, 2016 in Phnom Penh, Cambodia. The yearly three-day Water Festival is one of the most important holidays in Cambodia and celebrates the end of the rainy season and the start of the rice harvesting. The Festival also coincides with the Tonle Sap river reversing course, which it does twice a year. Approximately 2 million people are expected to attend this year's festival, during which 259 boats and nearly 20,000 oarsmen will participate in the races. After a fatal stampede resulting in the death of some 353 people during the Water Festival in 2010, it has been cancelled four times over the past five years, with weather used as an official excuse. (Photo by Omar Havana/Getty Images)

WOOTTON, UNITED KINGDOM - APRIL 07: Hot air balloons prepare to depart from Lydden Hill race circuit near Canterbury to take part in mass crossing of the Channel on April 7, 2011 in Wootton, England. 51 balloonists of various nationalities from across Europe took off from Kent making for Calais, France at about 7am. It is the first time a Guinness World Record bid has been made for "the largest group of hot air balloons to make the Channel crossing". (Photo by Oli Scarff/Getty Images)

Participants take part in the Color Run near the Eiffel Tower in Paris April 19, 2015. The Color Run is a five-kilometre race, held in cities across the U.S. and also worldwide, with the aim of promoting healthy living and to benefit a charity that organizers choose in each of the cities that the run visits. Participants are doused from head to toe in different colors at each kilometre. (Photo by Benoit Tessier/Reuters)