Children wave Vietnamese and American flags while waiting for arrival of U.S. President Barack Obama (not pictured) before a welcoming ceremony at the Presidential Palace in Hanoi, Vietnam May 23, 2016. (Photo by Reuters/Kham)

This strange coral-looking specimen is actually a mushroom. The photo, “Beautiful Destroyer”, was taken in the Panamanian tropical rainforest where the mushroom produces nitrogen, an element vital to soil health. (Photo by Sarah A. Batterman)

Each year Nikon Small World recognizes the excellence of photography taken under the microscope. The contest showcases the beauty and complexity of life. Anyone interested in microscopy and photography can enter the contest and in its 42nd year, Nikon Small World received 2,000 entries from 70 countries. Here: 11th Place; Scales of a butterfly wing underside (Vanessa atalanta). (Photo by Francis Sneyers/Nikon's Small World 2016)

This handout photo taken on February 12, 2017 and released on February 16 by the International Federation of Red Cross and Red Crescent Societies (IFRC) shows Mongolian herder Munkhbat Bazarragchaa (C) dragging two sheep – which recently died due to the weather - to a pile of dead animals behind his “ger” in Khuvsgul province, northern Mongolia. Thousands of Mongolian herders face disastrous livestock losses from dreaded severe weather known as the “dzud”, the Red Cross said on February 16, 2017 in launching an international emergency aid appeal. (Photo by Mirva Helenius/AFP Photo/IFRC)

The cast of “Transparent” pose in various positions as they arrive at The HBO Golden Globe After Party in Beverly Hills, California January 10, 2016. (Photo by Mario Anzuoni/Reuters)

A cosplayer dressed as a “remote worker” with “corporate slave” written on his glasses poses for a photo on New Year's Eve at Comiket, the largest comic market that had been postponed for two years because of the coronavirus disease (COVID-19) pandemic, in Tokyo, Japan December 31, 2021. (Photo by Androniki Christodoulou/Reuters)

This picture taken on April 5, 2022 shows a train travelling along a bridge past cherry blossoms in Tokyo's Shinagawa district. (Photo by Philip Fong/AFP Photo)

American singer-songwriter and actress Mandy Moore arrives at the Walt Disney Television Emmy Party on September 22, 2019 in Los Angeles, California. (Photo by Mario Anzuoni/Reuters)