In 2013, the United Nations General Assembly officially designated November 19 as World Toilet Day, which is coordinated by UN-Water in collaboration with governments and partners. Here: An open-air toilet and a hot spring shower are seen in the middle of nowhere on the road to the Krafla geothermal power station and lava fields, near Reykjahlid and Lake Myvatn in northeastern Iceland, on August 19, 2012. (Photo by Mariana Suarez/AFP Photo)

A pedestrian carries an umbrella as they stroll past an advertisment as a rainstorm moves through Sacramento, Calif., Wednesday, February 13, 2019. Rain is falling widely in Northern California and is expected to spread south. (Photo by Rich Pedroncelli/AP Photo)

A villager harvests water chestnuts in Feijiadai Village, Zhejiang Province, China on September 20, 2019. (Photo by Huang Zongzhi/Xinhua News Agency/Barcroft Media)

A 2 year old cattle dog emerges from the water after retrieving a ball during the 2nd Annual Rio Grande Doggy Paddle held at the Rio Grande Pool, Albuquerque, New Mexico, USA on September 12, 2021. (Photo by Adolphe Pierre-Louis/Albuquerque Journal via ZUMA/Rex Features/Shutterstock)

A woman in custume attends the 2021 New York Comic Con, at the Jacob Javits Convention Center in Manhattan in New York City, New York, U.S., October 7, 2021. (Photo by Brendan McDermid/Reuters)

Medical workers wearing gear enter a residential area placed under the enhanced movement control order (EMCO) due to a drastic increase in the number of COVID-19 cases recorded in Sunway, outskirt of Kuala Lumpur, Malaysia, Friday, July 2, 2021. Malaysia starts to further tighten movement curbs and impose a curfew in most areas in its richest state Selangor and parts of Kuala Lumpur, where coronavirus cases remain high despite a national lockdown last month. (Photo by Vincent Thian/AP Photo)

A Guinean kid poses for a photo in Conakry, Guinea on July 23, 2021. Children, most of whom start working after a certain age to support their families, have their hair braided in different ways and decorated with colorful beads on all special days, especially on holidays, despite these difficult conditions. (Photo by Ozkan Bilgin/Anadolu Agency via Getty Images)

A wave carrying plastic waste and other rubbish washes up on a beach in Koh Samui in the Gulf of Thailand on January 19, 2021. (Photo by Mladen Antonov/AFP Photo)