Pope Francis greets the crowd from his popemobile in downtown Rio de Janeiro. Pope Francis touched down in Rio de Janeiro on Monday, starting his first foreign trip as pontiff and a weeklong series of events expected to attract more than a million people to a gathering of young faithful in Brazil, home to the world's largest Roman Catholic population. (Photo by Ueslei Marcelino/Reuters)

Mikhail Vasilenko, a participant from the Siberian town of Nizhny Tagil, works on an ice sculpture called “The Predator”, on the last day of the annual international festival of snow and ice sculptures “The Magical Ice of Siberia”, with the air temperature at about minus 28 degrees Celsius (minus 18.4 degrees Fahrenheit), in Krasnoyarsk, Russia, January 17, 2016. (Photo by Ilya Naymushin/Reuters)

A woman pushes a cart during a protest against racial inequality and call for defunding of Seattle police, in Seattle downtown, Washington, U.S. June 14, 2020. (Photo by Goran Tomasevic/Reuters)

Los Angeles native Mike Stilkey has always been attracted to painting and drawing not only on vintage paper, record covers and book pages, but on the books themselves. Using a mix of ink, colored pencil, paint and lacquer, Stilkey depicts a melancholic and at times a whimsical cast of characters inhabiting ambiguous spaces and narratives of fantasy and fairy tales. A lingering sense of loss and longing hints at emotional depth and draws the viewer into their introspective thrall with a mixture of capricious poetry, wit, and mystery. (Photo by Mike Stilkey)

Egyptian President Hosni Mubarak speaks to the media after talks with German Chancellor Angela Merkel at the Chancellery on April 23, 2008 in Berlin, Germany. (Photo by Sean Gallup/Getty Images)

Jesse Larios, 33, from Los Angeles, wears a bear suit while walking along Hollister Road in Gilroy, California, U.S., April 21, 2021. Larios, also known as Bear Sun on social media, is walking from his home in Los Angeles to San Francisco while wearing the bear suit as a social media fundraising event. (Photo by Brittany Hosea-Small/Reuters)

The Doppler on Wheels (DOW) vehicle scans a supercell thunderstorm during a tornado research mission, May 8, 2017 in Elbert County near Agate, Colorado. Doppler on Wheels (DOW) is a mobile doppler radar mounted on a truck that brings instruments directly into storms, allowing scientists to scan storms and tornadoes and make 3-D maps of wind and debris. (Photo by Drew Angerer/Getty Images)

A rail worker fixing a fog warning notice at South Woodford Railway Station in Essex. (Photo by H. F. Davis/Topical Press Agency/Getty Images). 20th October 1938