A junk boat sails in to dock as a woman sits on the pier in the central district of Hong Kong on May 15, 2019. (Photo by Isaac Lawrence/AFP Photo)

Customers ride escalators at a shopping mall in central Moscow, Russia on March 2, 2019. (Photo by Mladen Antonov/AFP Photo)

Servicewomen march during a rehearsal for the Independence Day military parade in central Kiev, Ukraine on August 20, 2018. (Photo by Gleb Garanich/Reuters)

Opossums on their mothers back at a game reserve in Central Minnesota, USA, on September 2, 2013. (Photo by Caters News Agency)

Revellers celebrate New Year's Day in central Moscow, Russia, January 1, 2016. (Photo by Tatyana Makeyeva/Reuters)

An Iraqi boy sits next to cats for sale at the Ghazl Market in central Baghdad on November 20, 2020. (Photo by Ahmad Al-Rubaye/AFP Photo)

A man sits on a park bench in a flooded park as the Cape Fear River rises above its usual height in Wilmington, North Carolina, September 14, 2018. (Photo by Jonathan Drake/Reuters)

Arctic wolves in their new enclosure in the wildlife park in Hanau, Germany, 10 February 2015. The pack is one of the park's main attractions, which specializes in local and European breeds. (Photo by Boris Roessler/EPA)