It took more than superstition to build Egypt's famous pyramids. It took some very clever engineering to move the heavy stones used in construction across the area's shifting sands. Patrick Baz/AFP/Getty Images hide caption

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Indonesian presidential candidate Joko "Jokowi" Widodo (center) holds a news conference Thursday in Jakarta. "Quick counts" of the election results give Widodo a narrow lead over his rival. Darren Whiteside/Reuters/Landov hide caption

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A man rides a motorcycle near houses that were rebuilt in an area in Banda Aceh, the capital of Indonesia's Aceh province, that was devastated by the tsunami that hit on Dec. 26, 2004. Heri Juanda/AP hide caption

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A Sumatran tiger at the Sumatra Tiger Rescue Center near Bandar Lampung on the southern tip of Sumatra island Beawiharta /Reuters /Landov hide caption

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Indonesian President Susilo Bambang Yudhoyono (right) walks with Myanmar's then-prime minister, Gen. Thein Sein, at the Presidential Palace in Jakarta on March 16, 2009. Both men are former military officers, leading their Southeast Asian nations along a sometimes rocky path to democracy. Bay Ismoyo/AFP/Getty Images hide caption

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British naturalist Alfred Russel Wallace (1823-1913) played a pivotal role in developing the theory of natural selection. But over time, Charles Darwin became almost universally thought of as the father of evolution. Wallace also called for protecting endangered species. Hulton-Deutsch Collection/Corbis hide caption

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The wreckage of a crashed Lion Air 737 sits in water near the airport in Bali, Indonesia, Saturday, in a photo released by Indonesian police. All 108 people aboard survived the crash. AP hide caption

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Lemongrass stalks, when finely chopped, add a unique citrusy note to Thai cuisine. iStockphoto.com hide caption

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