The Largest Dome Ever Built Can Open or Close In 20 Minutes Flat 

By Kelsey Campbell-Dollaghan

Every year, a few thousand engineers get together and decide which projects constitute the absolute smartest ideas in their profession. This year, they’ve chosen the largest dome structure ever built—which can open and close in less time than it takes to make dinner.

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/qCY0KSjh-3U/the-largest-dome-ever-built-can-open-or-close-in-20-min-1743751536

      

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