Thar's gold in them thar cans: One of the eight cans discovered by a California couple. They were stuffed with gold coins minted in the 1800s. The cache's estimated value: $10 million. Kagin's Inc./AP hide caption

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Fred Prouser /Reuters/Landov
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The scene outside the residence of Palestinian diplomat Jamal al-Jamal in Prague. An explosion there Wednesday killed the 56-year-old ambassador. Filip Singer /EPA/LANDOV hide caption

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In this photo made with a fish-eye wide-angle lens, Bertha, the massive boring machine that is drilling a two-mile tunnel under Seattle, is shown in July before work began. The tunnel will replace a double deck highway along the downtown Seattle waterfront. Ted S. Warren/AP hide caption

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What treasures lie buried here? Three climbers traversed part of the Mont Blanc massif earlier this month. Jean-Pierre Clatot /AFP/Getty Images hide caption

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Urooj Khan, with his winning lottery ticket. Not long after this photo was taken, he was dead. /AP hide caption

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