A person smokes marijuana as marijuana enthusiasts mark the informal annual cannabis holiday, 4/20 (four-twenty), corresponding to the numerical figure widely recognized within the cannabis subculture as a symbol for all things related to marijuana, in Hyde Park in London, Britain on April 20, 2023. (Photo by Maja Smiejkowska/Reuters)

An emu runs to escape an approaching wildfire as it burns near Potero, California, U.S. June 20, 2016. (Photo by Mike Blake/Reuters)

A Grevy’s zebra gets itself noticed at ZSL Whipsnade Zoo in Whipsnade, England on April 20, 2018. (Photo by Tony Margiocchi/Barcroft Media)

A US Marine leads two Viet Cong suspects in restraints during the Tet Offensive on February 20, 1967. (Photo by Bettmann Archive/Getty Images)

A chicken seller carries his chickens on his head in the market in Peshawar, Pakistan, August 20, 2015. (Photo by Khuram Parvez/Reuters)

A migrant boy sits on railway tracks at a train station in Tovarnik, Croatia, September 20, 2015. (Photo by Antonio Bronic/Reuters)

A man dives into a canal during a hot day in Larkana district of Sind province on July 20, 2023. (Photo by Ahmed Raza Soomro/AFP Photo)