CNN's best photo galleries this week

Published 4:01 PM ET, Fri October 23, 2015
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Piglets feed together in Santa Rosa, Philippines, as local residents wade through a flooded highway on Monday, October 19. Typhoon Koppu hit the region a day earlier and flooded some farming villages. See more remarkable images from "The week in 35 photos" TED ALJIBE/AFP/Getty Images
Chinese President Xi Jinping drinks a pint of beer with British Prime Minister David Cameron at a pub in Princes Risborough, England, on Thursday, October 22. Xi and his wife, Peng Liyuan, were in the United Kingdom for a four-day state visit. Kirsty Wigglesworth - WPA Pool/Getty Images
Photographer Valerio Bispuri has spent an entire decade immersed in the dark underworld of some of South America's most notorious prisons. His book "Encerrados" aims to humanize the prisoners there and show what their lives are like. Valerio Bispuri/Contrasto
Artist Andy Warhol, right, pals around with Yoko Ono and John Lennon in June 1971. Merry A. Foresta plumbed the Smithsonian's Archives of American Art for candid images that show revered modern artists like we're not used to seeing them. Archives of American Art/Princeton Architectural Press
These farmers in Bavaria, Germany, are preparing for the winter season by driving their cattle down from Alpine meadows and bringing them to a narrow valley only accessible by sailing over Lake Konigssee. See more breathtaking travel photos MICHAEL DALDER/Reuters/Landov
Turning the pages of Hiroji Kubota's new retrospective photo book is like spinning a globe or searching an atlas. With more than 400 images from his 55-year career, you're destined to land on something new each time. Hiroji Kubota/Magnum Photos/Aperture
"I call this hairstyle, 'keep the kid alive,' " actress Olivia Wilde said on Instagram on Sunday, October 18. "Products you'll need: sweat, string cheese, diaper rash cream, chewed up crayon, snot, and an enthusiastic spritz of panic." See that and more in this week's selfies gallery From Instagram
Kansas City catcher Salvador Perez high-fives a teammate after the Royals won Game 2 of the American League Championship Series on Saturday, October 17. See more amazing sports photos from this week Jamie Squire/Getty Images
A new exhibition presented by the International Center of Photography features prints by Texas photographer Benny Joseph. "The Early Years of Rhythm and Blues" follows the rise of rhythm-and-blues music within the context of the civil rights movement. Benny Joseph/ICP
When photographer Brittany Greeson met Faron Cox and his family, she assumed the young boys were his grandchildren. But he was actually their dad. Brittany Greeson