People wearing mushroom hats stand in front of the Washington Monument in Washington, D.C., U.S., May 14, 2021. (Photo by Andrew Kelly/Reuters)

Faithful wearing face mask pray during the Arafah prayer ceremony ahead of Eid al-Adha, at the Tehran university’s mosque in Tehran, Iran, 30 July 2020. Iran will not hold the Eid al-Adha prayers and ceremonies over the coronavirus (COVID-19) crisis in the country. (Photo by Abedin Taherkenareh/EPA/EFE)

This undated image provided by World View shows World View capsule and balloon spacecraft that will rise to 100,000 feet above Earth for passengers to see the curvature of the planet and the blackness of space. Space tourism companies are employing designs including winged vehicles, vertical rockets with capsules and high-altitude balloons. While developers envision ultimately taking people to orbiting habitats, the moon or beyond, the immediate future involves short flights into or near the lowest reaches of space without going into orbit. (Photo by World View via AP Photo)

Thousands of species of amphibians are endangered and hundreds have already disappeared, but in recent years, a team of scientists and conservationists have re-discovered some of these “lost” species and uncovered previously unknown varieties. Here: Miniature glass frog. (Photo by Robin Moore)

Female members of the Chinese People's Liberation Army (PLA) honour guard stand behind a string to ensure that they are in a straight line before a welcoming ceremony for Russian President Vladimir Putin outside the Great Hall of the People in Beijing, China, June 25, 2016. (Photo by Kim Kyung-Hoon/Reuters)

American actress and professional kiteboarder Maika Monroe is seen leaving the Saint Laurent show on February 25, 2020 in Paris, France. (Photo by Beretta/Sims/Rex Features/Shutterstock)

Twenty-four-year-old Maryam Aghayee makes hyper-realistic baby dolls acting as surrogates for some Iranian families who are apprehensive of having more children. “It has been about three or four months since I started this work”, says Maryam in Tehran, Iran on October 7, 2020. “After making my second doll, many orders have been coming in. The second doll was much more realistic than the previous one. After making my second doll, I said that from now on I can take customer orders. I did not intend to start a business from the beginning because it was a hobby, but after the second doll, the demand for these kinds of dolls increased, customers want to have such dolls”. (Photo by Majid Asgaripour/WANA (West Asia News Agency) via Reuters)

People pose for photos in the snow in the Manhattan borough of New York City, New York, U.S., December 2, 2019. (Photo by Carlo Allegri/Reuters)