Some of London's telephone operators and engineers, trying out their gas masks at the anti-gas civilian training centre in Gloucester, where they were taught how to deal with gas attacks. (Photo by Harry Todd/Fox Photos/Getty Images). 13th February 1937

“The Guinness World Records has consistently listed Sherlock Holmes as the “most portrayed movie character” with 75 actors playing the part in over 211 films. Holmes' first screen appearance was in the Mutoscope film Sherlock Holmes Baffled in 1900, albeit in a barely-recognisable form”. – Wikipedia

Photo: William Gillette as the lead in a stage production of “Sherlock Holmes”, at the Lyceum Theatre. Playwright: William Gillette, Arthur Conan Doyle (Photo by Hulton Archive/Getty Images). 9th September 1901

“The Airbus A300-600ST (Super Transporter) or Beluga, is a version of the standard A300-600 wide-body airliner modified to carry aircraft parts and over-sized or awkward cargo. It was officially called the Super Transporter at first, but the name Beluga became popular and has now been officially adopted”. – Wikipedia

Photo: The first Future Strategic Tanker Aircraft wing set is loaded on to a giant Beluga Airbus aircraft for transit to Bremen on February 25, 2009 in Broughton, England. (Photo by Christopher Furlong/Getty Images)

“Only the most intrepid urban explorers cross the tattered ruins of the old Iron Curtain to endure the excessive bureaucracy, military paranoia and freezing winds of the East to hunt for the ghosts of an empire. Rebecca Litchfield is one who couldn't resist the haunting allure of the ruins of the Soviet Union”. – Yahoo News. Photo: Hungary, MAV 424 Steam Train. (Photo by Rebecca Bathory)

A Russia fan shows her support prior to the 2018 FIFA World Cup Russia Group A match between Russia and Saudi Arabia at Luzhniki Stadium on June 14, 2018 in Moscow, Russia. (Photo by Lars Baron – FIFA/FIFA via Getty Images)

A model is seen backstage before the Rochas Spring/Summer 2019 women's ready-to-wear collection show during Paris Fashion Week in Paris, France, September 26, 2018. (Photo by Gonzalo Fuentes/Reuters)

Polar bears prepare to feast on the remains of a bowhead whale, harvested legally by whalers during their annual subsistence hunt, just outside the Inupiat village of Kaktovik, Alaska, USA, 10 September 2017. As climate change shrinks their natural habitat, polar bears are turning Kaktovik into their very own sanctuary city. (Photo by Jim Lo Scalzo/EPA/EFE)

Malaysian firemen make their way to a designated area to spray disinfectant, in an effort to combat coronavirus and COVID-19, at the entrance to a school in Kuala Lumpur, Malaysia, 14 April 2020. According to media reports, Malaysia has confirmed over 4,000 cases of coronavirus and COVID-19. (Photo by Ahmad Yusni/EPA/EFE/Rex Features/Shutterstock)