Costume actors to wait before the show at “Chian Tourism Day” Inauguration Ceremony in Ninghai Zhejiang Province on May 19, 2011 in Ninghai, China. Various activities in local famous historic sites are being held to mark the day “China Tourism Day” on May 19. (Photo by Lintao Zhang/Getty Images)

Young man making the O.K. sign. (Photo by George Marks/Retrofile/Getty Images). Circa 1950s

An American soldier walks ahead of an MKIV (Mark IV) British-made tank, circa 1918. (Photo by Hulton Archive/Getty Images)

Myanmar punks walk in the downtown area as they take part in a punk gathering ahead of the Thingyan water festival in Yangon, Myanmar, 12 April 2017. Myanmar punks have been gathering in Yangon on the day ahead of Thingyan water festival to celebrate every year. The annual water festival is marked with large groups of people congregating to celebrate by splashing water and throwing powder at each others faces as a symbolic sign of cleansing and washing away the sins from the old year to mark the traditional New Year in countries such as Myanmar, Thailand, Laos and Cambodia. This year, the Myanmar Thingyan water festival falls on 13 April and ends on 16 April. (Photo by Lynn Bo Bo/EPA)

A pregnant woman poses on June 19, 2018 in Vertou, western France. France had an estimated population of 68.4 million by January 1, 2024, representing a further year-on-year increase of 0.3 percent, limited by a marked drop in the birth rate, the INSEE national statistics bureau of France reported on January 16, 2024. In 2023, 678,000 babies were born in France, 6.6 percent fewer than the previous year, the lowest number of births in any year since 1946. Over the same period, there were 631,000 deaths, down 6.5 percent on 2022, a year marked by the consequences of the Covid-19 pandemic and episodes of extreme heat. (Photo by Loic Venance/AFP Photo)

Life reconstruction of the new oviraptorosaurian dinosaur species Anzu wyliei in its 66 million-year-old environment in western North America as seen in an undated handout illustration by Mark A. Klinger, Carnegie Museum of Natural History. Some 18,000 species, great and small, were discovered in 2014, adding to the 2 million already known, scientists said on May 21, 2015 as they released a “Top 10” list that highlights the diversity of life. Anzu wyliei, one of the top 10, dubbed “the chicken from hell”, is extinct. The feathered dinosaur whose partial skeletons were unearthed in the Dakotas was a contemporary of T. rex and Triceratops. (Photo by Mark A. Klingler/Reuters/Carnegie Museum of Natural History)

A member of a local swimming club holds a Russian national flag as he dives in at the start of a 24-hour swimming marathon near the western Siberian city of Barnaul March 29, 2014. Thirty members of the club will swim in turn during the event, held to mark Crimea becoming part of Russia, local media reported. (Photo by Andrei Kasprishin/Reuters)

A man watches Israeli Air Force planes fly over the Mediterranean Sea from a beach at Tel Aviv during an aerial show as part of celebrations for Israel's Independence Day to mark the 66th anniversary of the creation of the state, May 6, 2014. (Photo by Nir Elias/Reuters)