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In what turned out to be a pretty nifty thought experiment, the folks at SI.com recently asked renown stadium designer Populous to create mock-ups of what our new ballparks might look like 20 or so years from now. Here's just a taste of what's being called "Living Park" ... 

Approval ... granted! 

As the piece's author, Tim Newcomb, notes, the driving concept is seamless-as-possible integration into the urban surroundings. It's pretty cool stuff and probably not far off from the forthcoming realities. For more drawings and some interesting design details, please do click through and give a full reading