Explore 911 in iwonder documentaries in the 16 Acres documentary: The rebuilding of ground zero is one of the most architecturally, politically, and emotionally complex renewal projects in US history. From the start, the effort has been fraught with controversy, delays and politics. At the heart of how and why this historic project got built is the dramatic tension between noblest intentions, the desire of everyone involved to "get it right," and the ego that is the bedrock of New York City.