World's tallest tower, the Tokyo Sky Tree, opens
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Credit: TORU YAMANAKA/AFP/Getty Images
A journalists looks down a row of buildings and streets from the observatory of the Tokyo Sky Tree, the world's tallest TV tower and second-highest building, in Tokyo on April 17, 2012. The 634-metre (2080-foot) new landmark in the Japanese capital was opened to the press before the grand opening on May 22.