One of the box columns from the original Trade Center that the architects were required to preserve and integrate into the museum's design. Photo by Jin Lee.  Photo 9 of 14 in At Ground Zero Bedrock, the 9/11 Museum Prepares for Visitors

At Ground Zero Bedrock, the 9/11 Museum Prepares for Visitors9/14

One of the box columns from the original Trade Center that the architects were required to preserve and integrate into the museum's design. Photo by Jin Lee.

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