Murals on display across the street from the Red Bull House of Art gallery in Detroit, Mich. After the largest municipal bankruptcy in U.S. history, Detroit hopes outsiders will focus on the city's potential, not the history of conflict and crisis that has cut its population in half since 1960. Joshua Lott/AFP/Getty Images hide caption

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The Dzungar army surrenders to Manchu officers of the Qing Dynasty in 1759 in the Ili Valley, now part of China's Xinjiang region, in this painting made several years later by Chinese and Jesuit missionary artists. Wikimedia Commons hide caption

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Julie Andrews starred as flower girl Eliza Doolittle in the Broadway premiere of My Fair Lady. AP hide caption

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Tourists meander through the Great Hall in the Ellis Island National Immigration Museum. A new exhibition at the museum tells stories of immigrants who have come as recently as the start of this century. Julie Jacobson/AP hide caption

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A late 19th-century samovar made in Tula, Russia, a metalworking town south of Moscow. The very first samovar factory opened in Tula in 1778. As demand for samovars grew, the town became almost synonymous with the production of the giant hot-water urns. Sheldon Luskin Collection/The Museum of Russian Art, Minneapolis hide caption

itoggle caption Sheldon Luskin Collection/The Museum of Russian Art, Minneapolis

Teams of volunteer archaeologists travel to Vindolanda during each excavation season. They painstakingly scrape and brush away at the soil to see what they can find. Rich Preston/NPR hide caption

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Nat Bradford holds a Bradford watermelon, known for its sweet, fragrant red flesh. The melon was created by Bradford's forefathers around 1840 and was once one of the most important and coveted melons of the South. Heather Grilliot/Courtesy of Bradford Watermelons hide caption

itoggle caption Heather Grilliot/Courtesy of Bradford Watermelons

Cherokee chief John Ross battled the U.S. government for decades on behalf of his people. The Art Archive hide caption

itoggle caption The Art Archive

A helicopter flies over a section of Baltimore affected by riots. Richard Rothstein writes that recent unrest in Baltimore is the legacy of a century of federal, state and local policies designed to "quarantine Baltimore's black population in isolated slums." Patrick Smith/Getty Images hide caption

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Officers stand watch at the intersection of West North Avenue and Pennsylvania Avenue as protesters walk for Freddie Gray in Baltimore in April. Gray died from spinal injuries about a week after he was arrested and transported in a police van. Jabin Botsford/The Washington Post/Getty Images hide caption

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The Folger Shakespeare Library in Washington, D.C., still has all 82 of the William Shakespeare first folios Henry Folger collected. Courtesy of Folger Shakespeare Library hide caption

itoggle caption Courtesy of Folger Shakespeare Library

Connie and Gerald Renfrow outside their Osage Avenue home. April Saul for NPR hide caption

itoggle caption April Saul for NPR

The neighborhood where the compound of the radical group MOVE was located. Peter Morgan/AP hide caption

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