China, Japan and Taiwan all claim the Senkaku-Diaoyu islands as sovereign territory. On Tuesday, coast guard vessels from Japan and Taiwan dueled with water cannons after dozens of Taiwanese boats escorted by patrol ships sailed into waters around the islands. Yomiuri Shimbun/AFP/Getty Images hide caption

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In October 2010, a tiger walks past a vehicle carrying tourists at Ranthambore National Park in India. India's top court has banned tourism in parts of tiger reserves across the country in an effort to save the endangered big cat. Mustafa Quraishi/AP hide caption

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A boy sits next to cooking fire at a Papua New Guinea village. Many villages re-create traditional dress and customs to cater to tourists and their search for an "authentic" experience. Jake Warga for NPR hide caption

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China has welcomed U.S. business expertise for many years as its economy has advanced rapidly. Jim Rogers, a prominent U.S. investor, is shown here in China at the 2nd Hunan Finance Expo in 2011. However, the Chinese are becoming more confident in their own business skills and more critical of American practices in recent years, according to U.S. business executives working in China. ChinaFotoPress/Getty Images hide caption

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Former political detainees, Michael Fernandez (left), 72, and Tan Jing Quee (second from right), 66, participate in a forum in Singapore. A notebook used by Fernandez to scribble notes while he was jailed is projected behind them at the event held in 2006. Fernandez and Tan are among the hundreds of Singaporeans detained by the government without trial for, they say, political reasons. Wong Maye-e/AP hide caption

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