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A screenshot of Piskorskiville. Five percent of Zynga's 200 million monthly users buy "virtual goods" to get ahead in the game or beautify their city. Courtesy of Misiek Piskorski hide caption

itoggle caption Courtesy of Misiek Piskorski

Texas Gov. Rick Perry saw his fundraising numbers plummet after his September debate performances.

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Spooked by a noise, giraffes in northwest Namibia interrupt lunch to look around. John W. Poole/NPR hide caption

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A giant logo of the euro can be seen outside the headquarters of the European Central Bank in Frankfurt, Germany. AFP/Getty Images hide caption

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A giant sign reading "jobs" hangs outside the U.S. Chamber of Commerce building in Washington, D.C. Mladen Antonov/AFP/Getty Images hide caption

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