Two Bulgarian tourists pose in front of the Eiffel Tower in Paris on their last day in the capital on March 24, 2014. (Photo by Franck Fife/AFP Photo)

Two elderly men smoking pipes of opium on a terrace in Korea. (Photo by Bert Hardy/Picture Post/Getty Images). August 1950

The world heavyweight boxing champion Joe Frazier, before his fight with Joe Bugner. (Photo by Evening Standard/Getty Images). 18th June 1973

A giant storm cloud can be seen in the sky above swimmers near Mollymook Beach, south of Sydney, March 5, 2014. (Photo by David Gray/Reuters)

Sports have the ability to transform groups of strangers into a united community. In the celebratory spirit surrounding the 2014 FIFA World Cup, Sony and the World Photography Organisation present UNITED – a contest honouring the passion of football fans around the world. Seven inspirational photographers have been selected by Sony and WPO to capture the atmosphere and celebration of the World Cup across the globe. Photo: France – French fans cheering for their team. (Photo by Anthony Lepinay)

“Tea Hills”. Early-morning mist over the tea hills of Phu Tho province in Vietnam. (Photo by Vu Trung Huan/Royal Meteorological Society’s Weather Photographer of the Year Awards)

Lightning strikes during a storm over the Ionian Sea in Calabria, Italy on June 27, 2016. (Photo by Alfonso Di Vincenzo/Pacific Press/Rex Features)

A Kenya Wildlife Services (KWS) veterinarian and security personnel back away from a tranquilised black-Rhino calf August 30, 2017 after she appeared to prematurely overcome the sedative at the Nairobi National Park, during an identification-tagging excercise to ease quick identification of resident rhino during anti-poaching patrols. (Photo by Tony Karumba/AFP Photo)