Marville made more than 425 photographs of the narrow streets and crumbling buildings of premodern Paris, including this view from the top of Rue Champlain in 1877-1878. Charles Marville/Musee Carnavalet/Roger-Viollet hide caption

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Waldo wildfire, Colorado Springs. June 24-27, 2012. Courtesy of John Wark hide caption

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Another image from Twentysix Gasoline Stations: œStandard, Figueroa Street, Los Angeles, taken in 1962. The humble gas station also made an appearance in Ruscha's painted works. Ed Ruscha/Courtesy of the J. Paul Getty Museum, Los Angeles hide caption

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Broccoli Mower: "Douglas stubbornly refused to accept his wife's opinion that he had let the lawn go too long without attention." Christopher Boffoli/Courtesy Workman Publishing hide caption

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The 7-Day Color Diet: An attempt to get people to eat more fruits and vegetables, this diet requires followers to eat foods of just a single color each day. It ends with a day in which you "eat the rainbow," so to speak. Here's Gonot's cheeky take on orange day. Stephanie Gonot/Courtesy of the photographer hide caption

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Gerald Bundy of Philadelphia was 13 when his older cousin convinced him to go to the March on Washington in 1963. Bundy returned 50 years later to celebrate the anniversary. When he looks back on it now he believes the experience, "made me more cognizant of social justice; made me an activist." Chloe Coleman/NPR hide caption

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A framed picture of Lily Ramos with her two girls at her home in Bend, Ore. She left the picture and her kids — Brian, Ashley and Karleen — with a relative when she was deported to Mexico. "No quiero que sufren," she said. "I don't want them to suffer." Dania Maxwell hide caption

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Cubs of the Simba East pride: too young to kill but old enough to crave meat. Adult females, and sometimes males, do the hunting. Zebras and wildebeests rank high as chosen prey in the rainy season. Michael Nichols/National Geographic hide caption

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