Scarlett Zelaya, 10, of Woodbridge, VA cools off under a water mister while visiting the Smithsonian National Zoological Park on Wednesday July 21, 2021 in Washington, DC. (Photo by Matt McClain/The Washington Post)

A thirty-year-old Dutch demonstrator displays a sign that reads: “Glad to be Gay” during a gay people march in Frankfurt, Germany on Saturday, July 28, 1979 which ended a week long homosexual meeting. Hundreds of homosexual converged for a week of movies, theater, rock concerts and workshops on gay rights. (Photo by Rolf Boehm/AP Photo)

Australian performers illuminated with real clocks titled “The Time Minder” attend a media preview of the Night Festival in Singapore on August 23, 2017. Singapore's arts and heritage district will be transformed into Singapore largest outdoor performing arts festival to celebrate its 10th year edition Night Festival from August 24 to 26. (Photo by Roslan Rahman/AFP Photo)

Spectators watch from Canaveral National Seashore as a SpaceX Falcon 9 rocket carrying 60 Starlink satellites launches from pad 39A at the Kennedy Space Center on October 6, 2020 in Cape Canaveral, Florida. This is the 13th batch of satellites placed into orbit by SpaceX as part of a constellation designed to provide broadband internet service around the globe. (Photo by Paul Hennessy/NurPhoto via Getty Images)

Andy Saturn dressed in a space outfit walks in through a subway station over memorial day weekend on May 29, 2021 in New York City. On May 19, 2021 all pandemic restrictions, including mask mandates, social distancing guidelines, venue capacities and restaurant curfews were lifted by New York Governor Andrew Cuomo. (Photo by Alexi Rosenfeld/Getty Images)

Greece's Maria Sakkari reacts during her women's singles quarter-final tennis match against Poland's Iga Swiatekon Day 11 of The Roland Garros 2021 French Open tennis tournament in Paris on June 9, 2021. (Photo by Gonzalo Fuentes/Reuters)

This photo taken on October 20, 2018 shows tourists posing for a photo on a middle of a railway track passing through an old residential district in central Hanoi. (Photo by Nhac Nguyen/AFP Photo)

This NASA photo shows a United Launch Alliance Atlas V rocket with NASA’s Mars 2020 Perseverance rover onboard as it launches from Space Launch Complex 41 at Cape Canaveral Air Force Station, on July 30, 2020, from NASA’s Kennedy Space Center in Florida. The Perseverance rover is part of NASA’s Mars Exploration Program, a long-term effort of robotic exploration of the Red Planet. (Photo by Joel Kowsky/NASA)